Merge pull request #1869 from abays/fix_kuttl_collapsed_cell

Fix collapsed-cell KUTTL test

Author: openshift-merge-bot[bot]

config/samples/core_v1beta1_openstackcontrolplane_collapsed_cell.yaml

@@ -149,6 +149,7 @@ spec:
             retention: 24h
             persistent:
               pvcStorageRequest: 10Gi
+        networkAttachments: []
       autoscaling:
         enabled: false
         aodh: