Fix validation when adding new comments.

Fire off the appropriate item_related_update events as appropriate.

modules/comment/controllers/admin_comments.php

@@ -126,6 +126,9 @@ class Admin_Comments_Controller extends Admin_Controller {
       $comment->state = $state;
       $comment->save();
       module::event("comment_updated", $orig, $comment);
+      if ($orig->state == "published" || $comment->state == "published") {
+        module::event("item_related_update", $comment->item);
+      }
     }
   }