Update pytest-cov requirement from >=2.8.1 to >=5.0.0

Updates the requirements on [pytest-cov](https://github.com/pytest-dev/pytest-cov) to permit the latest version.
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v5.0.0...v5.0.0)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-version: 5.0.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

test-requirements.txt

@@ -1,5 +1,5 @@
 pytest >= 7.2.1
-pytest-cov >= 2.8.1
+pytest-cov >= 5.0.0
 tox >= 3.9.0
 flake8 >= 5.0.4
 types-python-dateutil >= 2.8.19.14