Update bootstrap.js (#256)

Author: antimech

src/Presets/bootstrap-stubs/bootstrap.js

@@ -25,6 +25,7 @@ window.axios.defaults.headers.common['X-Requested-With'] = 'XMLHttpRequest';
 // window.Echo = new Echo({
 //     broadcaster: 'pusher',
 //     key: import.meta.env.VITE_PUSHER_APP_KEY,
+//     cluster: import.meta.env.VITE_PUSHER_APP_CLUSTER ?? 'mt1',
 //     wsHost: import.meta.env.VITE_PUSHER_HOST ?? `ws-${import.meta.env.VITE_PUSHER_APP_CLUSTER}.pusher.com`,
 //     wsPort: import.meta.env.VITE_PUSHER_PORT ?? 80,
 //     wssPort: import.meta.env.VITE_PUSHER_PORT ?? 443,