chore: [pre-commit.ci] pre-commit autoupdate (#1679)

* Update pre-commit hooks:
   - github.com/psf/black: 21.9b0 → 21.10b0
   - github.com/PyCQA/flake8: 3.9.2 → 4.0.1

.pre-commit-config.yaml

@@ -37,18 +37,18 @@ repos:
     - id: absolufy-imports
 
 -   repo: https://github.com/psf/black
-    rev: 21.9b0
+    rev: 21.10b0
     hooks:
     - id: black-jupyter
 
 -   repo: https://github.com/asottile/blacken-docs
     rev: v1.11.0
     hooks:
     - id: blacken-docs
-      additional_dependencies: [black==21.9b0]
+      additional_dependencies: [black==21.10b0]
 
 -   repo: https://github.com/PyCQA/flake8
-    rev: 3.9.2
+    rev: 4.0.1
     hooks:
     - id: flake8