fix keepalive

Author: mydea

dev-packages/browser-integration-tests/suites/stacktraces/init.js

@@ -4,4 +4,10 @@ window.Sentry = Sentry;
 
 Sentry.init({
   dsn: 'https://[email protected]/1337',
+  transportOptions: {
+    fetchOptions: {
+      // See: https://github.com/microsoft/playwright/issues/34497
+      keepalive: false,
+    },
+  },
 });