[pre-commit.ci] pre-commit autoupdate (#3)

updates:
- [github.com/pycqa/flake8: 3.9.0 → 3.9.1](PyCQA/flake8@3.9.0...3.9.1)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -49,7 +49,7 @@ repos:
         args: [--py38-plus]
 
   - repo: https://github.com/pycqa/flake8
-    rev: "3.9.0"
+    rev: "3.9.1"
     hooks:
       - id: flake8