feat: Adds auto redirect config for token auth URL.

Option that enables auto redirect, so once a user has authenticated we will use that authentication on next join.

react/features/base/config/configType.ts

@@ -576,6 +576,7 @@ export interface IConfig {
         numberOfVisibleTiles?: number;
     };
     tokenAuthUrl?: string;
+    tokenAuthUrlAutoRedirect?: string;
     tokenLogoutUrl?: string;
     toolbarButtons?: Array<ToolbarButtons>;
     toolbarConfig?: {