Bump ruff from 0.6.3 to 0.8.0

Bumps [ruff](https://github.com/astral-sh/ruff) from 0.6.3 to 0.8.0.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.6.3...0.8.0)

---
updated-dependencies:
- dependency-name: ruff
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

requirements_test.txt

@@ -5,7 +5,7 @@ pytest==8.3.2
 pytest-cov==5.0.0
 pytest-sugar==1.0.0
 pytest-timeout==2.3.1
-ruff==0.6.3
+ruff==0.8.0
 tox==4.18.0
 restructuredtext-lint==1.4.0
 pygments==2.18.0