Updates the requirements on [uv-build](https://github.com/astral-sh/uv) to permit the latest version.
- [Release notes](https://github.com/astral-sh/uv/releases)
- [Changelog](https://github.com/astral-sh/uv/blob/main/CHANGELOG.md)
- [Commits](https://github.com/astral-sh/uv/compare/0.11.7...0.12.6)

---
updated-dependencies:
- dependency-name: uv-build
  dependency-version: 0.12.6
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>