• add ConditionalOnProperty in RabbitAnnotationDrivenConfiguration

  • add ContainerFactoryConfigurers available test

Closes #38067

Comment From: wilkinsona

Unfortunately, while reviewing this I've just noticed that the current arrangement is intentional. Please see https://github.com/spring-projects/spring-boot/issues/38067#issuecomment-1806005725 for details. Sorry for the wasted effort.