Auto-update pre-commit hooks

Author: tsantor

{{cookiecutter.project_slug}}/.pre-commit-config.yaml

@@ -11,12 +11,12 @@ repos:
       - id: check-yaml
 
   - repo: https://github.com/psf/black
-    rev: 21.9b0
+    rev: 21.10b0
     hooks:
       - id: black
 
   - repo: https://github.com/timothycrosley/isort
-    rev: 5.9.3
+    rev: 5.10.0
     hooks:
       - id: isort