Bump pytest-cov from 6.2.0 to 6.2.1 in the production-dependencies group

Bumps the production-dependencies group with 1 update: [pytest-cov](https://github.com/pytest-dev/pytest-cov).


Updates `pytest-cov` from 6.2.0 to 6.2.1
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v6.2.0...v6.2.1)

---
updated-dependencies:
- dependency-name: pytest-cov
  dependency-version: 6.2.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: production-dependencies
...

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

Author: dependabot[bot]

requirements-test.txt

@@ -1,2 +1,2 @@
 nox==2025.5.1
-pytest-cov==6.2.0
+pytest-cov==6.2.1