[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/psf/black: 21.10b0 → 21.12b0](psf/black@21.10b0...21.12b0)
- https://gitlab.com/pycqa/flake8 → https://github.com/PyCQA/flake8
- [github.com/PyCQA/flake8: 3.9.2 → 4.0.1](PyCQA/flake8@3.9.2...4.0.1)
- https://github.com/timothycrosley/isort → https://github.com/PyCQA/isort
- [github.com/pre-commit/pre-commit-hooks: v4.0.1 → v4.1.0](pre-commit/pre-commit-hooks@v4.0.1...v4.1.0)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -1,23 +1,23 @@
 repos:
   - repo: https://github.com/psf/black
-    rev: 21.10b0
+    rev: 21.12b0
     hooks:
       - id: black
 
-  - repo: https://gitlab.com/pycqa/flake8
-    rev: 3.9.2
+  - repo: https://github.com/PyCQA/flake8
+    rev: 4.0.1
     hooks:
       - id: flake8
         additional_dependencies: [flake8-bugbear]
 
-  - repo: https://github.com/timothycrosley/isort
+  - repo: https://github.com/PyCQA/isort
     rev: 5.10.1
     hooks:
       - id: isort
         additional_dependencies: [toml]
 
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.0.1
+    rev: v4.1.0
     hooks:
       - id: trailing-whitespace
       - id: end-of-file-fixer