[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/psf/black: 23.3.0 → 23.9.1](psf/black@23.3.0...23.9.1)
- [github.com/frnmst/md-toc: 8.1.9 → 8.2.0](frnmst/md-toc@8.1.9...8.2.0)

.pre-commit-config.yaml

@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/psf/black
-    rev: 23.3.0
+    rev: 23.9.1
     hooks:
       - id: black
         language_version: python3.11
@@ -11,7 +11,7 @@ repos:
       - id: isort
 
   - repo: https://github.com/frnmst/md-toc
-    rev: 8.1.9
+    rev: 8.2.0
     hooks:
       - id: md-toc