Remove Remoting and EJB sections in reference docs

src/docs/asciidoc/index.adoc

@@ -14,8 +14,7 @@ JDBC, R2DBC, O/R Mapping, XML Marshalling.
 STOMP Messaging.
 <<web-reactive.adoc#spring-webflux, Web Reactive>> :: Spring WebFlux, WebClient,
 WebSocket, RSocket.
-<<integration.adoc#spring-integration, Integration>> :: Remoting, JMS, JCA, JMX,
+<<integration.adoc#spring-integration, Integration>> :: JMS, JCA, JMX, Email, Tasks, Scheduling, Caching.
-Email, Tasks, Scheduling, Caching.
 <<languages.adoc#languages, Languages>> :: Kotlin, Groovy, Dynamic Languages.
 <<appendix.adoc#appendix, Appendix>> :: Spring properties.
 https://github.com/spring-projects/spring-framework/wiki[*Wiki*] :: What's New, Upgrade Notes, Supported Versions,

src/docs/asciidoc/overview.adoc

@@ -128,7 +128,7 @@ clean code structure with  no circular dependencies between packages.
 == Feedback and Contributions
 
 For how-to questions or diagnosing or debugging issues, we suggest using Stack Overflow. Click
-https://stackoverflow.com/questions/tagged/spring+or+spring-mvc+or+spring-aop+or+spring-jdbc+or+spring-r2dbc+or+spring-transactions+or+spring-annotations+or+spring-jms+or+spring-el+or+spring-test+or+spring+or+spring-remoting+or+spring-orm+or+spring-jmx+or+spring-cache+or+spring-webflux+or+spring-rsocket?tab=Newest[here]
+https://stackoverflow.com/questions/tagged/spring+or+spring-mvc+or+spring-aop+or+spring-jdbc+or+spring-r2dbc+or+spring-transactions+or+spring-annotations+or+spring-jms+or+spring-el+or+spring-test+or+spring+or+spring-orm+or+spring-jmx+or+spring-cache+or+spring-webflux+or+spring-rsocket?tab=Newest[here]
 for a list of the suggested tags to use on Stack Overflow. If you're fairly certain that
 there is a problem in the Spring Framework or would like to suggest a feature, please use
 the https://github.com/spring-projects/spring-framework/issues[GitHub Issues].