Merge pull request #4 from codecov/update-to-v4

chore(ci): upgrade to v4

Author: thomasrockhu-codecov

.github/workflows/workflow.yml

@@ -11,7 +11,7 @@ jobs:
           source-folder: source
           code-coverage-cobertura: coverage.xml
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v4-beta
+        uses: codecov/codecov-action@v4
         env:
           CODECOV_TOKEN: ${{ secrets.CODECOV_ORG_TOKEN }}
         with: