chore: update

 {
   "name": "@qx/common",
-  "version": "3.0.0-alpha.21",
+  "version": "3.0.0-alpha.22",
   "description": "A react library developed with dumi",
   "license": "MIT",
   "module": "dist/index.js",

@@ -234,7 +234,7 @@ export const useNodeFieldDisplay = ({
 };
 
 const SelectItem = (props: any) => {
-  if (props.type === 'FORM') {
+  if (props.type === 'FORM' && props.child?.length) {
     return (
       <div className={cls('qx-node-select-item', 'qx-node-select-item__group')}>
         <Collapse