Update GitHub Actions workflows. (#717)

This PR was automatically generated by the
update-workflows-ecosystem-providers workflow in the pulumi/ci-mgmt
repo, from commit 3d9b4e60fffb541b1d54553431fcebfd9dabb63b.

.github/workflows/prerequisites.yml

@@ -74,7 +74,7 @@ jobs:
     - name: Unit-test provider code
       run: make test_provider
     - name: Upload coverage reports to Codecov
-      uses: codecov/codecov-action@5a605bd92782ce0810fa3b8acc235c921b497052 # v5.2.0
+      uses: codecov/codecov-action@0da7aa657d958d32c117fc47e1f977e7524753c7 # v5.3.0
       env:
         CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
     - if: inputs.is_pr