Switch to E_USER_NOTICE for deprecation (E_USER_DEPRECATED was 5.3+ only)

qa-include/qa-app-posts.php

@@ -333,7 +333,7 @@
 	Return the handle corresponding to $userid, unless it is null in which case return null.
 */
 	{
-		trigger_error('Function qa_post_userid_to_handle is deprecated; use qa_userid_to_handle instead', E_USER_DEPRECATED);
+		trigger_error('Function qa_post_userid_to_handle is deprecated; use qa_userid_to_handle instead', E_USER_NOTICE);
 		return qa_userid_to_handle($userid);
 	}