build(deps-dev): update pytest-cov requirement from >=3.0.0 to >=7.1.0

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@v3.0.0...v7.1.0)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-version: 7.1.0
  dependency-type: direct:development
...

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

Author: dependabot[bot]

requirements.dev.txt

@@ -1,6 +1,6 @@
 flake8>=4.0.1
 mypy>=0.982
-pytest-cov>=3.0.0
+pytest-cov>=7.1.0
 pytest>=7.1.2
 tox>=3.25.0
 build>=0.10.0