Bump codecov/codecov-action from 4.1.1 to 4.2.0

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 4.1.1 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@c16abc2...7afa10e)

---
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/pytest.yaml

@@ -96,7 +96,7 @@ jobs:
       run: |
         pytest -m "serial" -n 0 --dist no --cov=qcodes --cov-report xml --cov-append --hypothesis-profile ci tests
     - name: Upload coverage to Codecov
-      uses: codecov/codecov-action@c16abc29c95fcf9174b58eb7e1abf4c866893bc8 # v4.1.1
+      uses: codecov/codecov-action@7afa10ed9b269c561c2336fd862446844e0cbf71 # v4.2.0
       with:
         file: ./coverage.xml
         env_vars: OS,PYTHON