fix lint error

Author: dwickern

__tests__/index-test.js

@@ -491,4 +491,4 @@ var MyController = (_dec = Ember._action, (_class = /*#__PURE__*/function (_Embe
 }(Ember.Controller), (_applyDecoratedDescriptor(_class.prototype, "addAction", [_dec], Object.getOwnPropertyDescriptor(_class.prototype, "addAction"), _class.prototype)), _class));
 export { MyController as default };`);
   });
-});
+});