[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/pre-commit/mirrors-clang-format: v21.1.2 → v21.1.6](pre-commit/mirrors-clang-format@v21.1.2...v21.1.6)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/pre-commit/mirrors-clang-format
-    rev: v21.1.2
+    rev: v21.1.6
     hooks:
       - id: clang-format
         files: '.*\.(hpp|cpp|h|mm)'