Bump ruff from 0.6.7 to 0.6.8 (#733)

Bumps [ruff](https://github.com/astral-sh/ruff) from 0.6.7 to 0.6.8.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.6.7...0.6.8)

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

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

pyproject.toml

@@ -38,7 +38,7 @@ requirements_test = [
     "pytest-aiohttp==1.0.5",
     "pytest-asyncio==0.24.0",
     "pytest-cov==5.0.0",
-    "ruff==0.6.7",
+    "ruff==0.6.8",
     "trustme==1.1.0",
     "types-orjson==3.6.2",
 ]