Deps: Bump the dependencies group with 2 updates

Bumps the dependencies group with 2 updates: [librt](https://github.com/mypyc/librt) and [ruff](https://github.com/astral-sh/ruff).


Updates `librt` from 0.7.8 to 0.8.0
- [Commits](mypyc/librt@v0.7.8...v0.8.0)

Updates `ruff` from 0.15.0 to 0.15.1
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.15.0...0.15.1)

---
updated-dependencies:
- dependency-name: librt
  dependency-version: 0.8.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: ruff
  dependency-version: 0.15.1
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: dependencies
...

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

Author: dependabot[bot]