[pre-commit.ci] pre-commit autoupdate

updates:
- https://github.com/pre-commit/mirrors-isort → https://github.com/PyCQA/isort
- [github.com/PyCQA/isort: v5.9.1 → 5.9.3](PyCQA/isort@v5.9.1...5.9.3)
- https://gitlab.com/pycqa/flake8 → https://github.com/PyCQA/flake8

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -12,11 +12,11 @@ repos:
   - id: double-quote-string-fixer
   - id: end-of-file-fixer
   - id: trailing-whitespace
-- repo: https://github.com/pre-commit/mirrors-isort
-  rev: v5.9.1
+- repo: https://github.com/PyCQA/isort
+  rev: 5.9.3
   hooks:
   - id: isort
-- repo: https://gitlab.com/pycqa/flake8
+- repo: https://github.com/PyCQA/flake8
   rev: 3.9.2
   hooks:
   - id: flake8