Update pytest-cov requirement from ~=5.0.0 to ~=6.2.1

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...v6.2.1)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-version: 6.2.1
  dependency-type: direct:development
...

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

Author: dependabot[bot]

requirements-dev.txt

@@ -15,7 +15,7 @@ pytest-sugar~=1.0.0
 retry~=0.9.2
 pre-commit~=3.5.0
 deepdiff~=7.0.1
-pytest-cov~=5.0.0
+pytest-cov~=6.2.1
 twine~=6.1.0
 types-retry~=0.9.9.20241221
 networkx~=3.1.0