Fixed linting errors in test file where we are skipping a test for ki…

…bana

x-pack/test/api_integration/apis/monitoring/common/mappings_exist.js

@@ -3,6 +3,7 @@
  * or more contributor license agreements. Licensed under the Elastic License;
  * you may not use this file except in compliance with the Elastic License.
  */
+/* eslint-disable no-loop-func */
 
 import expect from 'expect.js';
 import { get } from 'lodash';
@@ -12,7 +13,7 @@ import * as logstashMetrics from '../../../../../plugins/monitoring/server/lib/m
 import * as beatsMetrics from '../../../../../plugins/monitoring/server/lib/metrics/beats/metrics';
 import * as apmMetrics from '../../../../../plugins/monitoring/server/lib/metrics/apm/metrics';
 
-export default function({ getService }) {
+export default ({ getService }) => {
   const es = getService('es');
 
   const metricSets = [
@@ -75,4 +76,4 @@ export default function({ getService }) {
       });
     }
   });
-}
+};