[pre-commit.ci] pre-commit autoupdate (#106)

updates:
- [github.com/nbQA-dev/nbQA: 1.8.7 → 1.9.1](nbQA-dev/nbQA@1.8.7...1.9.1)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

.pre-commit-config.yaml

@@ -22,7 +22,7 @@ repos:
       - id: flake8
         args: ['--ignore=E501,W503']
   - repo: https://github.com/nbQA-dev/nbQA
-    rev: 1.8.7
+    rev: 1.9.1
     hooks:
       - id: nbqa-black
       - id: nbqa-pyupgrade