Revert "Update edit.blade.php"

This reverts commit 7afd578.

Author: sdebacker

src/resources/views/admin/edit.blade.php

@@ -6,7 +6,7 @@
 
     <div class="header">
         @include('core::admin._button-back', ['module' => 'blocks'])
-        <h1 class="header-title @empty($model->title)text-muted @endempty">
+        <h1 class="header-title @if (!$model->present()->title)text-muted @endif">
             {{ $model->present()->title ?: __('Untitled') }}
         </h1>
     </div>