Revert "changed the comment in Msg class, and added changelog (#4049)" (#4059)

This reverts commit 612c8a730f.

hapi-fhir-base/src/main/java/ca/uhn/fhir/i18n/Msg.java

@@ -24,8 +24,8 @@ public final class Msg {
 	private static final String ERROR_CODE_PREFIX = "HAPI";
 
 	/**
-	 * IMPORTANT: Please update the table in the following link after you add a new code
-	 * https://gitlab.com/simpatico.ai/cdr/-/wikis/Bumping-Error-Code
+	 * IMPORTANT: Please update the following comment after you add a new code
+	 * Last used code value: 2141
 	 */
 
 	private Msg() {}