Update article.html

Spelling miss.

Author: ibarapascal

src/js/article/article.html

@@ -50,7 +50,7 @@ <h1 ng-bind="::$ctrl.article.title"></h1>
       <div class="col-xs-12 col-md-8 offset-md-2">
 
         <div show-authed="true">
-          <list-errors from="$crl.commentForm.errors"></list-errors>
+          <list-errors from="$ctrl.commentForm.errors"></list-errors>
           <form class="card comment-form" ng-submit="$ctrl.addComment()">
             <fieldset ng-disabled="$ctrl.commentForm.isSubmitting">
               <div class="card-block">