Fix re-display of privileges on the grant wizard if the back button is used. Fixes #1324

This issue was regression of commit id: 47d7e24bb9
Shouldn't have return statement in view object because it is called by render of wizard object class to render the page in wizard.

web/pgadmin/tools/grant_wizard/templates/grant_wizard/js/grant_wizard.js

@@ -801,7 +801,6 @@ define([
                               }
                             } else {
                               console.log('Acls are not defined');
-                              return;
                             }
                           }