Bump pytest-cov from 4.1.0 to 6.0.0 (#414)

Bumps [pytest-cov](https://github.com/pytest-dev/pytest-cov) from 4.1.0 to 6.0.0.
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v4.1.0...v6.0.0)

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

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

Author: dependabot[bot]

requirements.txt

@@ -5,5 +5,5 @@ mypy==1.13.0; implementation_name=="cpython"
 pre-commit==4.0.1
 pytest==8.2.1
 pytest-asyncio==0.24.0
-pytest-cov==4.1.0
+pytest-cov==6.0.0
 twine==5.1.1