Bump isort from 6.0.0 to 6.0.1 (#493)

Bumps [isort](https://github.com/PyCQA/isort) from 6.0.0 to 6.0.1.
- [Release notes](https://github.com/PyCQA/isort/releases)
- [Changelog](https://github.com/PyCQA/isort/blob/main/CHANGELOG.md)
- [Commits](PyCQA/isort@6.0.0...6.0.1)

---
updated-dependencies:
- dependency-name: isort
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements/testing.txt

@@ -1,5 +1,5 @@
 -r production.txt
-isort==6.0.0
+isort==6.0.1
 coveralls==4.0.1
 flake8==7.1.2
 flake8-isort==6.1.2