[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/astral-sh/ruff-pre-commit: v0.15.20 → v0.15.21](astral-sh/ruff-pre-commit@v0.15.20...v0.15.21)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -8,7 +8,7 @@ repos:
       - id: check-added-large-files
       - id: check-merge-conflict
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.15.20
+    rev: v0.15.21
     hooks:
       - id: ruff-check
       - id: ruff-format