[pre-commit.ci] pre-commit autoupdate

updates:
- https://github.com/psf/black → https://github.com/psf/black-pre-commit-mirror

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -1,5 +1,5 @@
 repos:
-  - repo: https://github.com/psf/black
+  - repo: https://github.com/psf/black-pre-commit-mirror
     rev: 26.5.1
     hooks:
       - id: black