chore(deps): update ruff requirement from ==0.8.* to ==0.9.* (OpenJobDescription#202)

Updates the requirements on [ruff](https://github.com/astral-sh/ruff) to permit the latest version.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.8.0...0.9.1)

---
updated-dependencies:
- dependency-name: ruff
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Charles Moore <122481442+moorec-aws@users.noreply.github.com>

Author: dependabot[bot]

requirements-testing.txt

@@ -5,6 +5,6 @@ pytest-cov == 6.0.*
 pytest-timeout == 2.3.*
 pytest-xdist == 3.6.*
 black == 25.*
-ruff == 0.8.*
+ruff == 0.9.*
 mypy == 1.15.*
 psutil >= 5.9,< 6.2