fixed bug

packages/playground/components.d.ts

@@ -8,6 +8,7 @@ declare module '@vue/runtime-core' {
     Panel: typeof import('./src/components/Panel.vue')['default']
     PsButton: typeof import('@princess-ui/components/button')['PsButton']
     PsCaptcha: typeof import('@princess-ui/components/captcha')['PsCaptcha']
+    PsTree: typeof import('@princess-ui/components/tree')['PsTree']
   }
 }
 

packages/playground/src/dev/tree.vue

@@ -1,6 +1,6 @@
 <script setup lang="ts">
 import { ref } from "vue"
-import PsTree, { convertTreeData } from "@princess-ui/components/tree"
+import { convertTreeData } from "@princess-ui/components/tree"
 
 const list = ref(convertTreeData([
     {