[pre-commit.ci] pre-commit autoupdate (#9)

updates:
- [github.com/kynan/nbstripout: 0.5.0 → 0.6.0](kynan/nbstripout@0.5.0...0.6.0)
- [github.com/nbQA-dev/nbQA: 1.3.1 → 1.4.0](nbQA-dev/nbQA@1.3.1...1.4.0)

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

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -29,11 +29,11 @@ repos:
     - id: flake8
       args: [--exclude, nbconvert_config.py]
 - repo: https://github.com/kynan/nbstripout
-  rev: 0.5.0
+  rev: 0.6.0
   hooks:
     - id: nbstripout
 - repo: https://github.com/nbQA-dev/nbQA
-  rev: 1.3.1
+  rev: 1.4.0
   hooks:
     - id: nbqa-black
     - id: nbqa-isort