[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/pycqa/isort: 9.0.0b1 → 9.0.0b2](PyCQA/isort@9.0.0b1...9.0.0b2)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -7,7 +7,7 @@ repos:
   - id: end-of-file-fixer
   - id: trailing-whitespace
 - repo: https://github.com/pycqa/isort
-  rev: 9.0.0b1
+  rev: 9.0.0b2
   hooks:
   - id: isort
 - repo: https://github.com/psf/black-pre-commit-mirror