chore(deps): bump codecov/codecov-action from 3.1.4 to 3.1.6

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 3.1.4 to 3.1.6.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@eaaf4be...ab904c4)

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

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

.github/workflows/go-unit-tests.yaml

@@ -67,7 +67,7 @@ jobs:
 
       - if: steps.codecov-enabled.outputs.files_exists == 'true'
         name: Upload Codecov Report
-        uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d
+        uses: codecov/codecov-action@ab904c41d6ece82784817410c45d8b8c02684457
 
       - name: Verify git clean
         shell: bash