Bump setuptools from 60.5.0 to 60.6.0 (#131)

Bumps [setuptools](https://github.com/pypa/setuptools) from 60.5.0 to 60.6.0.
- [Release notes](https://github.com/pypa/setuptools/releases)
- [Changelog](https://github.com/pypa/setuptools/blob/main/CHANGES.rst)
- [Commits](pypa/setuptools@v60.5.0...v60.6.0)

---
updated-dependencies:
- dependency-name: setuptools
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

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

requirements-dev.txt

@@ -9,5 +9,5 @@ coverage==6.3
 autoflake==1.4
 tox==3.24.5
 wheel==0.37.1
-setuptools==60.5.0
+setuptools==60.6.0
 twine==3.7.1