chore(deps): update codecov/codecov-action digest to 671740a

Author: renovate[bot]

.github/workflows/buildandtest.yml

@@ -64,7 +64,7 @@ jobs:
           path: ./coverage-windows
 
       - name: Upload combined coverage to Codecov
-        uses: codecov/codecov-action@18283e04ce6e62d37312384ff67231eb8fd56d24 # v5
+        uses: codecov/codecov-action@671740ac38dd9b0130fbe1cec585b89eea48d3de # v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           files: ./coverage-ubuntu/coverage.opencover.xml,./coverage-windows/coverage.opencover.xml