Fix creation of cluster-scoped resources and allow apiGroups=[""]
Allow empty string for {Cluster,}Role apiGroups (#448) * Validate SERVICE_ACCOUNT roles * Add check for resources and verbs in rules * Allow empty string for apiGroups
Allow empty string for {Cluster,}Role apiGroups (#448) * Validate SERVICE_ACCOUNT roles * Add check for resources and verbs in rules * Allow empty string for apiGroups