body not required to edit a page.

Modules/Page/Http/Requests/UpdatePageRequest.php

@@ -19,8 +19,7 @@ class UpdatePageRequest extends BaseFormRequest
     {
         return [
             'title' => 'required',
-            'slug' => 'required',
-            'body' => 'required',
+            'slug' => 'required',         
         ];
     }