build(deps-dev): bump flake8-isort from 6.1.1 to 6.1.2

Bumps [flake8-isort](https://github.com/gforcada/flake8-isort) from 6.1.1 to 6.1.2.
- [Changelog](https://github.com/gforcada/flake8-isort/blob/main/CHANGES.rst)
- [Commits](gforcada/flake8-isort@6.1.1...6.1.2)

---
updated-dependencies:
- dependency-name: flake8-isort
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements-dev.txt

@@ -16,7 +16,7 @@ flake8-eradicate ~= 1.5
 flake8-executable ~= 2.1
 flake8-fixme ~= 1.1
 flake8-functions == 0.0.8
-flake8-isort == 6.1.1
+flake8-isort == 6.1.2
 flake8-mutable ~= 1.2
 flake8-pep3101 ~= 2.1
 flake8-print ~= 5.0