fix: paramter type error (#24429)

* fix: paramter type error

* feat: adjust

* feat: add type.test.tsx

components/tree/Tree.tsx

@@ -41,7 +41,7 @@ export interface AntTreeNodeProps {
   selected?: boolean;
   selectable?: boolean;
   icon?: ((treeNode: AntdTreeNodeAttribute) => React.ReactNode) | React.ReactNode;
-  children?: React.ReactNode;
+  children?: React.ReactElement[];
   [customProp: string]: any;
 }
 

components/tree/__tests__/type.test.tsx

@@ -0,0 +1,13 @@
+/* eslint-disable */
+import * as React from 'react';
+import { AntTreeNodeProps } from '../Tree';
+
+describe('Tree TypeScript Test', async () => {
+  it('AntTreeNodeProps', () => {
+    const tree: AntTreeNodeProps = {
+      children: [React.createElement('h1')],
+    };
+
+    expect(tree).toBeTruthy();
+  });
+});