e2e(staging): tokenless validation for refs/heads/staging

[coco-speed]

Link to run: https://github.com/CodSpeedHQ/platform/actions/runs/30388550711

[avalanche-staging]

Merging this PR will not alter performance

🎉 Hooray! pytest-codspeed just leveled up to 5.0.3!

A heads-up, this is a breaking change and it might affect your current performance baseline a bit. But here's the exciting part - it's packed with new, cool features and promises improved result stability 🥳!
Curious about what's new? Visit our releases page to delve into all the awesome details about this new version.

✅ 2 untouched benchmarks
⏩ 1 skipped benchmark¹

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_{Comparing staging/0b9355c5-a2ce-4183-9ffa-436d1c09903f-1785266470008 (25e77c9) with main (f450460)²}

Footnotes

1. 1 benchmark was skipped, so the baseline result was used instead. If it was deleted from the codebase, click here and archive it to remove it from the performance reports. ↩

2. No successful run was found on main (cd44278) during the generation of this report, so f450460 was used instead as the comparison base. There might be some changes unrelated to this pull request in this report. ↩