fix strict typing and do not show link to edit password in user list

src/Bundle/ChillMainBundle/Controller/UserController.php

@@ -344,6 +344,11 @@ class UserController extends CRUDController
                     ),
                 ]
             );
+        } elseif ('index' === $action) {
+            return array_merge(
+                ['allow_change_password' => $this->parameterBag->get('chill_main.access_user_change_password')],
+                $defaultTemplateParameters
+            );
         }
 
         // default behaviour