Extract code snippets from logging.adoc

See gh-36175

framework-docs/modules/ROOT/pages/web/webmvc/mvc-servlet/logging.adoc

@@ -25,62 +25,7 @@ through the `enableLoggingRequestDetails` property on `DispatcherServlet`.
 
 The following example shows how to do so by using Java configuration:
 
-[tabs]
-======
-Java::
-+
-[source,java,indent=0,subs="verbatim,quotes"]
-----
-public class MyInitializer
-		extends AbstractAnnotationConfigDispatcherServletInitializer {
-
-	@Override
-	protected Class<?>[] getRootConfigClasses() {
-		return ... ;
-	}
-
-	@Override
-	protected Class<?>[] getServletConfigClasses() {
-		return ... ;
-	}
-
-	@Override
-	protected String[] getServletMappings() {
-		return ... ;
-	}
-
-	@Override
-	protected void customizeRegistration(ServletRegistration.Dynamic registration) {
-		registration.setInitParameter("enableLoggingRequestDetails", "true");
-	}
-
-}
-----
-
-Kotlin::
-+
-[source,kotlin,indent=0,subs="verbatim,quotes"]
-----
-	class MyInitializer : AbstractAnnotationConfigDispatcherServletInitializer() {
-
-		override fun getRootConfigClasses(): Array<Class<*>>? {
-			return ...
-		}
-
-		override fun getServletConfigClasses(): Array<Class<*>>? {
-			return ...
-		}
-
-		override fun getServletMappings(): Array<String> {
-			return ...
-		}
-
-		override fun customizeRegistration(registration: ServletRegistration.Dynamic) {
-			registration.setInitParameter("enableLoggingRequestDetails", "true")
-		}
-	}
-----
-======
+include-code::./MyInitializer[tag=snippet,indent=0]