[Flaky CI]: E2E sveltekit-2.5.0-twp Test

[Lms24]

Flakiness Type

Timeout

Name of Job

E2E sveltekit-2.5.0-twp Test

Name of Test

Injects fetch proxy script for SvelteKit<2.16.0

Link to Test Run

https://github.com/getsentry/sentry-javascript/actions/runs/13116869416/job/36593794418?pr=15268#step:14:82

Details

I think this is a timing issue between playwright waiting for the pageload and the proxy script + SDK doing its job. We can wait a little longer if we wait for an error to be sent and only then check for the property.