resolve all no-irregular-whitespace eslint violations

app/assets/javascripts/protected_branches/protected_branch_access_dropdown.js.es6

-/* eslint-disable arrow-parens, no-param-reassign, no-irregular-whitespace, object-shorthand, no-else-return, comma-dangle, max-len */
+/* eslint-disable arrow-parens, no-param-reassign, object-shorthand, no-else-return, comma-dangle, max-len */
 
 (global => {
-  global.gl = global.gl || {};
+  global.gl = global.gl || {};
 
   gl.ProtectedBranchAccessDropdown = class {
     constructor(options) {

app/assets/javascripts/protected_branches/protected_branch_create.js.es6

-/* eslint-disable no-new, arrow-parens, no-param-reassign, no-irregular-whitespace, comma-dangle, max-len */
+/* eslint-disable no-new, arrow-parens, no-param-reassign, comma-dangle, max-len */
 /* global ProtectedBranchDropdown */
 
 (global => {
-  global.gl = global.gl || {};
+  global.gl = global.gl || {};
 
   gl.ProtectedBranchCreate = class {
     constructor() {

app/assets/javascripts/protected_branches/protected_branch_edit.js.es6

-/* eslint-disable no-new, arrow-parens, no-param-reassign, no-irregular-whitespace, comma-dangle, no-trailing-spaces, max-len */
+/* eslint-disable no-new, arrow-parens, no-param-reassign, comma-dangle, no-trailing-spaces, max-len */
 /* global Flash */
 
 (global => {
-  global.gl = global.gl || {};
+  global.gl = global.gl || {};
 
   gl.ProtectedBranchEdit = class {
     constructor(options) {

app/assets/javascripts/protected_branches/protected_branch_edit_list.js.es6

-/* eslint-disable arrow-parens, no-param-reassign, no-irregular-whitespace, no-new, comma-dangle, max-len */
+/* eslint-disable arrow-parens, no-param-reassign, no-new, comma-dangle */
 
 (global => {
-  global.gl = global.gl || {};
+  global.gl = global.gl || {};
 
   gl.ProtectedBranchEditList = class {
-    constructor() {
+    constructor() {
       this.$wrap = $('.protected-branches-list');
 
       // Build edit forms