QnA layout fix, still no answer-action

There is required to be an answer-action element for the threaded view
so we can fetch that action value to an AJAX call which fetches the form.

That is: Currently the "Your answer..." placeholder will fetch a blank URL.

plugins/QnA/QnAPlugin.php

@@ -342,8 +342,6 @@ class QnAPlugin extends MicroAppPlugin
         $nli->showContext();
         $nli->showRepeat();
 
-        $out->elementEnd('div');
-
         $nli->showNoticeOptions();
 
         if ($notice->object_type == QnA_Question::OBJECT_TYPE) {