[Flaky CI]: Playwright bundle_tracing_replay_feedback_logs_metrics_min webkit Tests - suites/errors/fetch/test.ts › handles fetch network errors on subdomains @firefox

### Flakiness Type

Other / Unknown

### Name of Job

Playwright bundle_tracing_replay_feedback_logs_metrics_min webkit Tests

### Name of Test

[webkit] › suites/errors/fetch/test.ts:36:11 › handles fetch network errors on subdomains @firefox

### Link to Test Run

https://github.com/getsentry/sentry-javascript/actions/runs/33161208915/job/98817010074

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_This issue was automatically created._

Start with the linked GitHub Actions run and suites/errors/fetch/test.ts at line 36, where the Playwright WebKit job reports the subdomain fetch-network-error test. Investigate the reported flakiness and verify the test becomes reliable in the affected job; the issue does not identify a specific fix or additional test entry point.

索引モデルが issue の本文から書いたものです。