fix(pwa) bypass loading in electron. ensure same origin with registrator

index.html

@@ -161,7 +161,6 @@
     <script><!--#include virtual="/logging_config.js" --></script>
     <script src="libs/lib-jitsi-meet.min.js?v=139"></script>
     <script src="libs/app.bundle.min.js?v=139"></script>
-    <script src="static/pwa/registrator.js" async></script>
     <!--#include virtual="title.html" -->
     <!--#include virtual="plugin.head.html" -->
     <!--#include virtual="static/welcomePageAdditionalContent.html" -->

react/index.web.js

@@ -6,9 +6,11 @@ import ReactDOM from 'react-dom';
 import { getJitsiMeetTransport } from '../modules/transport';
 
 import { App } from './features/app/components';
+import { browser } from './features/base/lib-jitsi-meet';
 import { getLogger } from './features/base/logging/functions';
 import { Platform } from './features/base/react';
 import { getJitsiMeetGlobalNS } from './features/base/util';
+import { loadScript } from './features/base/util/loadScript';
 import PrejoinApp from './features/prejoin/components/PrejoinApp';
 
 const logger = getLogger('index.web');
@@ -22,6 +24,12 @@ document.addEventListener('DOMContentLoaded', () => {
 
     APP.connectionTimes['document.ready'] = now;
     logger.log('(TIME) document ready:\t', now);
+
+    if (!browser.isElectron()) {
+        const base = window.location.origin;
+
+        loadScript(`${base}/static/pwa/registrator.js`);
+    }
 });
 
 // Workaround for the issue when returning to a page with the back button and