Bump codecov/codecov-action from 5.4.0 to 5.4.2 (#620)

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 5.4.0 to 5.4.2.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@0565863...ad3126e)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-version: 5.4.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/test.yaml

@@ -71,7 +71,7 @@ jobs:
           service: opentelemetry-mapping-go
           files: testresults/
       - name: Upload coverage reports to Codecov
-        uses: codecov/codecov-action@0565863a31f2c772f9f0395002a31e3f06189574 # 5.4.0
+        uses: codecov/codecov-action@ad3126e916f78f00edff4ed0317cf185271ccc2d # 5.4.2
         if: startsWith( matrix.go-version, '1.23' )
         with:
           token: ${{ secrets.CODECOV_TOKEN }}