Bump codecov/codecov-action from 3.1.4 to 4.3.1 (#83)

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 3.1.4 to 4.3.1.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](eaaf4bedf3...5ecb98a3c6)

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

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

.github/workflows/go.yml

@@ -34,4 +34,4 @@ jobs:
       run: go test -race -coverprofile=coverage.txt -covermode=atomic ./...
 
     - name: Codecov
-      uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d # v3.1.4
+      uses: codecov/codecov-action@5ecb98a3c6b747ed38dc09f787459979aebb39be # v4.3.1