Bump astral-sh/setup-uv from 5 to 6
Bumps [astral-sh/setup-uv](https://github.com/astral-sh/setup-uv) from 5 to 6. - [Release notes](https://github.com/astral-sh/setup-uv/releases) - [Commits](https://github.com/astral-sh/setup-uv/compare/v5...v6 ) --- updated-dependencies: - dependency-name: astral-sh/setup-uv dependency-version: '6' dependency-type: direct:production update-type: version-update:semver-major ... Signed-off-by:dependabot[bot] <support@github.com>