add to add transaction

Author: AbhiPrasad

dev-packages/browser-integration-tests/suites/public-api/startTransaction/init.js

@@ -2,6 +2,8 @@ import * as Sentry from '@sentry/browser';
 
 window.Sentry = Sentry;
 
+Sentry.addTracingExtensions();
+
 Sentry.init({
   dsn: 'https://[email protected]/1337',
   tracesSampleRate: 1.0,