[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/psf/black: 21.9b0 → 21.10b0](psf/black@21.9b0...21.10b0)
- [github.com/PyCQA/isort: 5.9.3 → 5.10.1](PyCQA/isort@5.9.3...5.10.1)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -6,14 +6,14 @@ repos:
   hooks:
   - id: trailing-whitespace
 - repo: https://github.com/psf/black
-  rev: 21.9b0
+  rev: 21.10b0
   hooks:
   - id: black
 - repo: https://github.com/PyCQA/flake8
   rev: "4.0.1"
   hooks:
   - id: flake8
 - repo: https://github.com/PyCQA/isort
-  rev: "5.9.3"
+  rev: "5.10.1"
   hooks:
   - id: isort