Bump codecov/codecov-action from 5.3.1 to 5.4.0 in the actions group

Bumps the actions group with 1 update: [codecov/codecov-action](https://github.com/codecov/codecov-action).


Updates `codecov/codecov-action` from 5.3.1 to 5.4.0
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v5.3.1...v5.4.0)

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

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -50,6 +50,6 @@ jobs:
           --durations=20
 
       - name: Upload coverage report
-        uses: codecov/codecov-action@v5.3.1
+        uses: codecov/codecov-action@v5.4.2
         with:
           token: ${{ secrets.CODECOV_TOKEN }}