Add support for redirecting to external pages after logout (#7905)

* Add support for redirecting to external pages after logout

This is primarily useful for deployments where the account is managed and needs to be logged out in other places too, like an SSO system.

See docs for more information.

* Add e2e test and fix Windows instructions

* Fix performance gathering stats

* use logger

src/@types/global.d.ts

@@ -52,6 +52,7 @@ import { ConsoleLogger, IndexedDBLogStore } from "../rageshake/rageshake";
 import ActiveWidgetStore from "../stores/ActiveWidgetStore";
 import { Skinner } from "../Skinner";
 import AutoRageshakeStore from "../stores/AutoRageshakeStore";
+import { ConfigOptions } from "../SdkConfig";
 
 /* eslint-disable @typescript-eslint/naming-convention */
 
@@ -62,6 +63,7 @@ declare global {
         Olm: {
             init: () => Promise<void>;
         };
+        mxReactSdkConfig: ConfigOptions;
 
         // Needed for Safari, unknown to TypeScript
         webkitAudioContext: typeof AudioContext;