Bump ruff from 0.1.4 to 0.1.6

Bumps [ruff](https://github.com/astral-sh/ruff) from 0.1.4 to 0.1.6.
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@v0.1.4...v0.1.6)

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

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

requirements.txt

@@ -14,7 +14,7 @@ build==1.0.3
 twine==4.0.2
 
 # Testing
-ruff==0.1.4
+ruff==0.1.6
 pytest==7.4.3
 pytest-mock==3.11.1
 mypy==1.7.1