Spring-ai Fix Spring AOT for ConnectionDetails beans

Fixes gh-861

Comment From: eddumelendez

I think #782 will fix this 😁 I noticed after the PR was merged

Comment From: ThomasVitale

@eddumelendez nice, I hadn't noticed that! Without any public classes in the Testcontainers module, I believe the maven publishing task might fail the Maven Central criteria. I got similar issues before with other libraries. It's a bit counterintuitive.