Remote var from ldap_groups_select.js

ee/app/assets/javascripts/ldap_groups_select.js

-/* eslint-disable no-var, one-var, consistent-return, func-names */
+/* eslint-disable consistent-return, func-names */
 
 import $ from 'jquery';
 import Api from 'ee/api';
 import { __ } from '~/locale';
 
 export default function initLDAPGroupsSelect() {
-  var groupFormatSelection, ldapGroupResult;
-  ldapGroupResult = function(group) {
+  const ldapGroupResult = function(group) {
     return group.cn;
   };
-  groupFormatSelection = function(group) {
+  const groupFormatSelection = function(group) {
     return group.cn;
   };
   import(/* webpackChunkName: 'select2' */ 'select2/select2')
@@ -22,19 +21,16 @@ export default function initLDAPGroupsSelect() {
           placeholder: __('Search for a LDAP group'),
           minimumInputLength: 1,
           query(query) {
-            var provider;
-            provider = $('#ldap_group_link_provider').val();
+            const provider = $('#ldap_group_link_provider').val();
             return Api.ldapGroups(query.term, provider, groups => {
-              var data;
-              data = {
+              const data = {
                 results: groups,
               };
               return query.callback(data);
             });
           },
           initSelection(element, callback) {
-            var id;
-            id = $(element).val();
+            const id = $(element).val();
             if (id !== '') {
               return callback({
                 cn: id,