Bring back service worker fix

Looks like we lost this, and using type module causes cookies not to be
sent which causes auth issues.

Author: code-asher

patches/webview.diff

@@ -75,6 +75,15 @@ Index: code-server/lib/vscode/src/vs/workbench/contrib/webview/browser/pre/index
 
  	<!-- Disable pinch zooming -->
  	<meta name="viewport"
+@@ -253,7 +253,7 @@
+ 			}
+ 
+ 			const swPath = encodeURI(`service-worker.js?v=${expectedWorkerVersion}&vscode-resource-base-authority=${searchParams.get('vscode-resource-base-authority')}&remoteAuthority=${searchParams.get('remoteAuthority') ?? ''}`);
+-			navigator.serviceWorker.register(swPath, { type: 'module', updateViaCache: 'none' })
++			navigator.serviceWorker.register(swPath)
+ 				.then(async registration => {
+ 					if (navigator.serviceWorker.controller) {
+ 						// A previous SW is already controlling. Force an update
 @@ -332,6 +332,12 @@
 
  				const hostname = location.hostname;