add RawExtension type annotation

Signed-off-by: Roland.Ma <rolandma@yunify.com>

config/crds/iam.kubesphere.io_rolebases.yaml

@@ -32,6 +32,8 @@ spec:
             type: object
           role:
             type: object
+            x-kubernetes-embedded-resource: true
+            x-kubernetes-preserve-unknown-fields: true
         required:
         - role
         type: object

staging/src/kubesphere.io/api/iam/v1alpha2/types.go

@@ -283,7 +283,8 @@ type WorkspaceRoleBindingList struct {
 type RoleBase struct {
 	metav1.TypeMeta   `json:",inline"`
 	metav1.ObjectMeta `json:"metadata,omitempty"`
-
+	// +kubebuilder:pruning:PreserveUnknownFields
+	// +kubebuilder:validation:EmbeddedResource
 	Role runtime.RawExtension `json:"role"`
 }