Bump codecov/codecov-action

Bumps the gh-dependency group with 1 update in the /.github/workflows directory: [codecov/codecov-action](https://github.com/codecov/codecov-action).


Updates `codecov/codecov-action` from 5.0.7 to 5.1.2
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v5.0.7...v5.1.2)

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

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

.github/workflows/ci.yml

@@ -28,6 +28,6 @@ jobs:
       run: go test -v -race -coverprofile=coverage.txt -covermode=atomic ./...
 
     - name: Upload coverage
-      uses: codecov/codecov-action@v5.0.7
+      uses: codecov/codecov-action@v5.1.2
       with:
         token: ${{ secrets.CODECOV_TOKEN }}