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

[coco-speed]

Link to run: https://github.com/CodSpeedHQ/platform/actions/runs/25805234024

[avalanche-staging]

Merging this PR will degrade performance by 18.35%

🎉 Hooray! pytest-codspeed just leveled up to 5.0.1!

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.

❌ 1 regressed benchmark
✅ 2 untouched benchmarks

Warning

Please fix the performance issues or acknowledge them on CodSpeed.

Performance Changes

	Benchmark	BASE	HEAD	Efficiency
❌	test_python_fractal_computation	14.8 ms	18.1 ms	-18.35%

Tip

Investigate this regression by commenting @codspeedbot fix this regression on this PR, or directly use the CodSpeed MCP with your agent.

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_{Comparing staging/6edf271c-f1e1-46fd-89c6-381e2c34ae27-347 (5777251) with main (f450460)¹}

Footnotes

1. 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. ↩