Remove MathJax v2 (#16961)

GitOrigin-RevId: 32a43361cfc883aa1a5ed85f6be5432b6e838b9d

services/web/frontend/js/base.js

@@ -22,7 +22,6 @@ import './modules/errorCatcher'
 import './modules/localStorage'
 import './modules/sessionStorage'
 import getMeta from './utils/meta'
-import { configureMathJax } from './features/mathjax/configure'
 
 const App = angular
   .module('OverleafApp', [
@@ -40,8 +39,6 @@ const App = angular
     function ($qProvider, uiSelectConfig) {
       $qProvider.errorOnUnhandledRejections(false)
       uiSelectConfig.spinnerClass = 'fa fa-refresh ui-select-spin'
-
-      configureMathJax()
     },
   ])