build(deps): bump ruff from 0.6.4 to 0.6.8 (#15)

Bumps [ruff](https://github.com/astral-sh/ruff) from 0.6.4 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@0.6.4...0.6.8)

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

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

pyproject.toml

@@ -53,7 +53,7 @@ nbtest = [
     "nbmake>=1.5.0",
 ]
 style = [
-    "ruff==0.6.4",
+    "ruff==0.6.8",
     "nbqa>=1.8.5",
     "typos>=1.20.0",
 ]