Bump pytest-cov from 3.0.0 to 4.1.0

Bumps [pytest-cov](https://github.com/pytest-dev/pytest-cov) from 3.0.0 to 4.1.0.
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v3.0.0...v4.1.0)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

setup.py

@@ -49,7 +49,7 @@
               'flake8==4.0.1',
               'pytest==7.1.1',
               'pytest-dependency==0.4.0',
-              'pytest-cov==3.0.0',
+              'pytest-cov==4.1.0',
               'python-dotenv==0.19.1',
               'pylint==2.10.*',
               'unify==0.5',