Bump pytest-cov from 5.0.0 to 6.0.0

Bumps [pytest-cov](https://github.com/pytest-dev/pytest-cov) from 5.0.0 to 6.0.0.
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v5.0.0...v6.0.0)

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

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

requirements-dev.txt

@@ -39,7 +39,7 @@ py2exe==0.13.0.1; sys_platform == 'win32'
 
 # Testing
 pytest==8.3.2
-pytest-cov==5.0.0  # Pytest code coverage support
+pytest-cov==6.0.0  # Pytest code coverage support
 coverage[toml]==7.6.1 # pytest-cov dep. This is here to ensure that it includes TOML support for pyproject.toml configs
 coverage-conditional-plugin==0.9.0