chore(deps): update ruff requirement from ~=0.4.7 to ~=0.4.8 (#90)

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@v0.4.7...v0.4.8)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements-testing.txt

@@ -5,5 +5,5 @@ pytest-xdist ~= 3.6
 twine ~= 5.1
 mypy ~= 1.10
 black ~= 24.4
-ruff ~= 0.4.7
+ruff ~= 0.4.8
 types-pyyaml ~= 6.0