Add back DisplayName to cluster

apis/management.cattle.io/v3/cluster_types.go

@@ -52,6 +52,7 @@ type Cluster struct {
 }
 
 type ClusterSpec struct {
+	DisplayName                          string                         `json:"displayName"`
 	Description                          string                         `json:"description"`
 	Internal                             bool                           `json:"internal" norman:"nocreate,noupdate"`
 	DesiredAgentImage                    string                         `json:"desiredAgentImage"`

apis/management.cattle.io/v3/schema/schema.go

@@ -114,6 +114,7 @@ func clusterTypes(schemas *types.Schemas) *types.Schemas {
 	return schemas.
 		AddMapperForType(&Version, v3.Cluster{},
 			&m.Embed{Field: "status"},
+			m.DisplayName{},
 		).
 		AddMapperForType(&Version, v3.ClusterStatus{},
 			m.Drop{Field: "serviceAccountToken"},