Move Protected Tags class init to bundle index page

app/assets/javascripts/dispatcher.js

@@ -414,9 +414,6 @@ import AuditLogs from './audit_logs';
           new gl.ProtectedBranchCreate();
           new gl.ProtectedBranchEditList();
           new UsersSelect();
-          // Initialize Protected Tag Settings
-          new gl.ProtectedTagCreate();
-          new gl.ProtectedTagEditList();
           // Initialize expandable settings panels
           initSettingsPanels();
           break;

app/assets/javascripts/protected_tags/ee/index.js

-/* eslint-disable no-param-reassign */
+/* eslint-disable no-unused-vars */
+
 import ProtectedTagCreate from './protected_tag_create';
 import ProtectedTagEditList from './protected_tag_edit_list';
 
-((global) => {
-  global.gl = global.gl || {};
-
-  gl.ProtectedTagCreate = ProtectedTagCreate;
-  gl.ProtectedTagEditList = ProtectedTagEditList;
-})(window);
+$(() => {
+  const protectedtTagCreate = new ProtectedTagCreate();
+  const protectedtTagEditList = new ProtectedTagEditList();
+});

app/assets/javascripts/protected_tags/index.js

-/* eslint-disable no-param-reassign */
+/* eslint-disable no-unused-vars */
 
 import ProtectedTagCreate from './protected_tag_create';
 import ProtectedTagEditList from './protected_tag_edit_list';
 
-((global) => {
-  global.gl = global.gl || {};
-
-  gl.ProtectedTagCreate = ProtectedTagCreate;
-  gl.ProtectedTagEditList = ProtectedTagEditList;
-})(window);
+$(() => {
+  const protectedtTagCreate = new ProtectedTagCreate();
+  const protectedtTagEditList = new ProtectedTagEditList();
+});