Announce upcoming support for only latest version of Spring Boot

README.adoc

@@ -5,6 +5,8 @@ image:https://github.com/olle/spring-query-response-amqp/workflows/Java%20CI/bad
 **WIP: Driving the initial version from this README, please feel free to
        provide feedback through issues.**
 
+_Coming in 2024: support only for the latest Spring Boot **CURRENT** version._
+
 Build safer and more resilient distributed services. Get the benefits of an
 _always async_ approach to data exchange. Ensure decoupling of components. Be
 better prepared for system evolution. Create more scalable solutions. Change the