Bump codecov/codecov-action from 4.0.1 to 4.2.0

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 4.0.1 to 4.2.0.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v4.0.1...v4.2.0)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/tests.yml

@@ -154,4 +154,4 @@ jobs:
           nox --force-color --session=coverage -- xml
 
       - name: Upload coverage report
-        uses: codecov/codecov-action@v4.0.1
+        uses: codecov/codecov-action@v4.2.0