test(ci): correct parameter name for Kind cluster in UI E2E tests workflow

- Updated the parameter name for the Kind cluster creation from 'cluster-name' to 'cluster_name' in the UI E2E tests workflow for consistency with Kubernetes naming conventions.
- This change enhances clarity and aligns with best practices in the workflow configuration.

.github/workflows/ui-e2e-tests.yml

@@ -47,7 +47,7 @@ jobs:
       - name: Create k8s Kind Cluster
         uses: helm/kind-action@v1
         with:
-          cluster-name: kind
+          cluster_name: kind
       - name: Modify kubeconfig
         run: |
             # Modify the kubeconfig to use the kind cluster server to https://kind-control-plane:6443