chore(bench): update CodSpeed/action to v2

[adriencaccia]

Upgrading to the v2 of https://github.com/CodSpeedHQ/action will bring a better base run selection algorithm, better logging, and continued support.

[codspeed-hq]

CodSpeed Performance Report

Merging #87 will not alter performance

_{Comparing adriencaccia:patch-1 (48d6120) with main (65d3333)}

Summary

✅ 73 untouched benchmarks

[davidhewitt]

Thanks!