SpringBoot management.health.db.ignore-routing-datasources=true has no effect when an AbstractRoutingDataSource has been wrapped

Forward port of issue #42322 to 3.4.x.

Comment From: corneliusroemer

Note that this commit lead to CI breaking for us when upgrading from 3.3.3 to 3.3.4 with a stacktrace like this (maybe helps others googling the stacktrace):

BackendApplicationTest > contextLoads() FAILED
    java.lang.IllegalStateException: Failed to load ApplicationContext for [WebMergedContextConfiguration@58182d7 testClass = org.loculus.backend.BackendApplicationTest, locations = [], classes = [org.loculus.backend.BackendApplication], contextInitializerClasses = [], activeProfiles = ["test"], propertySourceDescriptors = [], propertySourceProperties = ["org.springframework.boot.test.context.SpringBootTestContextBootstrapper=true"], contextCustomizers = [MockkContextCustomizer(definitions=[]), org.springframework.boot.test.autoconfigure.actuate.observability.ObservabilityContextCustomizerFactory$DisableObservabilityContextCustomizer@1f, org.springframework.boot.test.autoconfigure.properties.PropertyMappingContextCustomizer@0, org.springframework.boot.test.autoconfigure.web.servlet.WebDriverContextCustomizer@4b97b3d2, [ImportsContextCustomizer@1eedf268 key = [org.loculus.backend.controller.PublicJwtKeyConfig, org.loculus.backend.TestConfig]], org.springframework.boot.test.context.filter.ExcludeFilterContextCustomizer@bc09d57, org.springframework.boot.test.json.DuplicateJsonObjectContextCustomizerFactory$DuplicateJsonObjectContextCustomizer@6f7a2a5, org.springframework.boot.test.mock.mockito.MockitoContextCustomizer@0, org.springframework.boot.test.web.client.TestRestTemplateContextCustomizer@5927f904, org.springframework.boot.test.web.reactor.netty.DisableReactorResourceFactoryGlobalResourcesContextCustomizerFactory$DisableReactorResourceFactoryGlobalResourcesContextCustomizerCustomizer@35eee641, org.springframework.boot.test.context.SpringBootTestAnnotation@c972c94a], resourceBasePath = "src/main/webapp", contextLoader = org.springframework.boot.test.context.SpringBootContextLoader, parent = null]
        at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:180)
        at org.springframework.test.context.support.DefaultTestContext.getApplicationContext(DefaultTestContext.java:130)
        at org.springframework.test.context.web.ServletTestExecutionListener.setUpRequestContextIfNecessary(ServletTestExecutionListener.java:191)
        at org.springframework.test.context.web.ServletTestExecutionListener.prepareTestInstance(ServletTestExecutionListener.java:130)
        at org.springframework.test.context.TestContextManager.prepareTestInstance(TestContextManager.java:260)
        at org.springframework.test.context.junit.jupiter.SpringExtension.postProcessTestInstance(SpringExtension.java:163)
        at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197)
        at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:179)
        at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1708)
        at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509)
        at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499)
        at java.base/java.util.stream.StreamSpliterators$WrappingSpliterator.forEachRemaining(StreamSpliterators.java:310)
        at java.base/java.util.stream.Streams$ConcatSpliterator.forEachRemaining(Streams.java:735)
        at java.base/java.util.stream.Streams$ConcatSpliterator.forEachRemaining(Streams.java:734)
        at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:762)
        at java.base/java.util.Optional.orElseGet(Optional.java:364)
        at java.base/java.util.ArrayList.forEach(ArrayList.java:1596)
        at java.base/java.util.ArrayList.forEach(ArrayList.java:1596)

        Caused by:
        org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'org.springframework.security.config.annotation.web.configuration.WebSecurityConfiguration': Unsatisfied dependency expressed through field 'httpSecurity': Error creating bean with name 'org.springframework.security.config.annotation.web.configuration.HttpSecurityConfiguration': Unsatisfied dependency expressed through method 'setContentNegotiationStrategy' parameter 0: Error creating bean with name 'org.springframework.boot.autoconfigure.web.servlet.WebMvcAutoConfiguration$EnableWebMvcConfiguration': Unsatisfied dependency expressed through method 'setConfigurers' parameter 0: Error creating bean with name 'swaggerWebMvcConfigurer' defined in class path resource [org/springdoc/webmvc/ui/SwaggerConfig.class]: Unsatisfied dependency expressed through method 'swaggerWebMvcConfigurer' parameter 2: Error creating bean with name 'actuatorProvider' defined in class path resource [org/springdoc/webmvc/core/configuration/SpringDocWebMvcConfiguration$SpringDocWebMvcActuatorConfiguration.class]: Unsatisfied dependency expressed through method 'actuatorProvider' parameter 4: Error creating bean with name 'webEndpointServletHandlerMapping' defined in class path resource [org/springframework/boot/actuate/autoconfigure/endpoint/web/servlet/WebMvcEndpointManagementContextConfiguration.class]: Failed to instantiate [org.springframework.boot.actuate.endpoint.web.servlet.WebMvcEndpointHandlerMapping]: Factory method 'webEndpointServletHandlerMapping' threw exception with message: Error creating bean with name 'healthEndpoint' defined in class path resource [org/springframework/boot/actuate/autoconfigure/health/HealthEndpointConfiguration.class]: Unsatisfied dependency expressed through method 'healthEndpoint' parameter 0: Error creating bean with name 'healthContributorRegistry' defined in class path resource [org/springframework/boot/actuate/autoconfigure/health/HealthEndpointConfiguration.class]: Unsatisfied dependency expressed through method 'healthContributorRegistry' parameter 2: Error creating bean with name 'dbHealthContributor' defined in class path resource [org/springframework/boot/actuate/autoconfigure/jdbc/DataSourceHealthContributorAutoConfiguration.class]: Failed to instantiate [org.springframework.boot.actuate.health.HealthContributor]: Factory method 'dbHealthContributor' threw exception with message: no answer found for: DataSource(#1).isWrapperFor(class org.springframework.jdbc.datasource.lookup.AbstractRoutingDataSource)
            at app//org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.resolveFieldValue(AutowiredAnnotationBeanPostProcessor.java:788)
            at app//org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:768)
            at app//org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:145)
            at app//org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:509)
            at app//org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1439)
            at app//org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:599)
            at app//org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:522)
            at app//org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:337)
            at app//org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234)
            at app//org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:335)
            at app//org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200)
            at app//org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:975)
            at app//org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:971)
            at app//org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:625)
            at app//org.springframework.boot.SpringApplication.refresh(SpringApplication.java:754)
            at app//org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:456)
            at app//org.springframework.boot.SpringApplication.run(SpringApplication.java:335)
            at app//org.springframework.boot.test.context.SpringBootContextLoader.lambda$loadContext$3(SpringBootContextLoader.java:137)
            at app//org.springframework.util.function.ThrowingSupplier.get(ThrowingSupplier.java:58)
            at app//org.springframework.util.function.ThrowingSupplier.get(ThrowingSupplier.java:[46](https://github.com/loculus-project/loculus/actions/runs/11498061711/job/32003073777#step:6:47))
            at app//org.springframework.boot.SpringApplication.withHook(SpringApplication.java:1463)
            at app//org.springframework.boot.test.context.SpringBootContextLoader$ContextLoaderHook.run(SpringBootContextLoader.java:553)
            at app//org.springframework.boot.test.context.SpringBootContextLoader.loadContext(SpringBootContextLoader.java:137)
            at app//org.springframework.boot.test.context.SpringBootContextLoader.loadContext(SpringBootContextLoader.java:108)
            at app//org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContextInternal(DefaultCacheAwareContextLoaderDelegate.java:225)
            at app//org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext(DefaultCacheAwareContextLoaderDelegate.java:152)
            ... 17 more

Fix in this PR (maybe helpful to others): https://github.com/loculus-project/loculus/pull/3064