build(deps): bump astral-sh/setup-uv from 7.6.0 to 8.1.0 (#21750)

Bumps [astral-sh/setup-uv](https://github.com/astral-sh/setup-uv) from 7.6.0 to 8.1.0.
- [Release notes](https://github.com/astral-sh/setup-uv/releases)
- [Commits](https://github.com/astral-sh/setup-uv/compare/37802adc94f370d6bfd71619e3f0bf239e1f3b78...08807647e7069bb48b6ef5acd8ec9567f424441b)

---
updated-dependencies:
- dependency-name: astral-sh/setup-uv
  dependency-version: 8.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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