chore: update pre-commit hooks (#202)

<!--pre-commit.ci start-->
updates:
- [github.com/astral-sh/ruff-pre-commit: v0.6.7 →
v0.6.8](astral-sh/ruff-pre-commit@v0.6.7...v0.6.8)
<!--pre-commit.ci end-->

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.pre-commit-config.yaml

@@ -19,7 +19,7 @@ repos:
 
 # Python files
 -   repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.6.7
+    rev: v0.6.8
     hooks:
     -   id: ruff
         args: ["--fix", "--show-fixes"]