fix: deploy-operator - remove unused pull secret, use helm install --debug (#6434)

Signed-off-by: Dmitry Tokarev <dtokarev@nvidia.com>

.github/workflows/pr.yaml

@@ -318,7 +318,8 @@ jobs:
           --set dynamo-operator.namespaceRestriction.allowedNamespaces[0]=${NAMESPACE} \
           --set dynamo-operator.controllerManager.manager.image.repository=${{ secrets.AZURE_ACR_HOSTNAME }}/ai-dynamo/dynamo \
           --set dynamo-operator.controllerManager.manager.image.tag=${{ steps.operator-tag.outputs.tag }} \
-          --set dynamo-operator.imagePullSecrets[0].name=docker-imagepullsecret
+          --set dynamo-operator.gpuDiscovery.enabled=false \
+          --debug
         # Wait for all deployments to be ready
         timeout 300s kubectl rollout status deployment -n $NAMESPACE --watch
     - name: 🔍 Report Unhealthy Pods