[pre-commit.ci] pre-commit autoupdate (#788)

updates:
- [github.com/PyCQA/flake8: 4.0.1 → 5.0.2](PyCQA/flake8@4.0.1...5.0.2)

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

.pre-commit-config.yaml

@@ -12,7 +12,7 @@ repos:
         args: ["--target-version=py37"]
 
   - repo: https://github.com/PyCQA/flake8
-    rev: 4.0.1
+    rev: 5.0.2
     hooks:
       - id: flake8
         language_version: python3.8