[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/PyCQA/flake8: 6.0.0 → 6.1.0](PyCQA/flake8@6.0.0...6.1.0)
- [github.com/psf/black: 23.3.0 → 23.9.1](psf/black@23.3.0...23.9.1)

.pre-commit-config.yaml

@@ -10,12 +10,12 @@ repos:
       - id: debug-statements
   # code formatting
   - repo: https://github.com/PyCQA/flake8
-    rev: 6.0.0
+    rev: 6.1.0
     hooks:
       - id: flake8
         args: [ --max-line-length=120 ]
   - repo: https://github.com/psf/black
-    rev: 23.3.0
+    rev: 23.9.1
     hooks:
       - id: black
         args: [--safe, --line-length=120]