Merge pull request #288 from matplotlib/pre-commit-ci-update-config

[pre-commit.ci] pre-commit autoupdate

Author: dstansby

.pre-commit-config.yaml

@@ -24,7 +24,7 @@ repos:
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
     # Ruff version.
-    rev: 'v0.6.7'
+    rev: 'v0.6.8'
     hooks:
       - id: ruff