[
   "UNKNOWN",
   "sig-api-machinery",
   "sig-apps",
   "sig-auth",
   "sig-autoscaling",
   "sig-aws",
   "sig-big-data",
   "sig-cli",
   "sig-cluster-lifecycle",
   "sig-contributor-experience",
   "sig-docs",
   "sig-multicluster",
   "sig-gcp",
   "sig-instrumentation",
   "sig-network",
   "sig-node",
   "sig-onprem",
   "sig-openstack",
   "kubernetes-pm",
   "kubernetes-release",
   "sig-scalability",
   "sig-scheduling",
   "sig-service-catalog",
   "sig-storage",
   "sig-testing",
   "sig-ui",
   "sig-windows",
   "sig-release"
]

[
   "sig-api-machinery",
   "sig-apps",
   "sig-auth",
   "sig-autoscaling",
   "sig-aws",
   "sig-big-data",
   "sig-cli",
   "sig-cluster-lifecycle",
   "sig-contributor-experience",
   "sig-docs",
   "sig-multicluster",
   "sig-gcp",
   "sig-instrumentation",
   "sig-network",
   "sig-node",
   "sig-onprem",
   "sig-openstack",
   "kubernetes-pm",
   "kubernetes-release",
   "sig-scalability",
   "sig-scheduling",
   "sig-service-catalog",
   "sig-storage",
   "sig-testing",
   "sig-ui",
   "sig-windows",
   "sig-release"
]

Remove UNKNOWN as a validOwner
Remove UNKNOWN as a validOwner
