docs: fix magic comments example

Author: sxzz

docs/features/hoist-static.md

@@ -38,10 +38,8 @@ export default {
 
 ## Magic Comments
 
-```vue twoslash
+```vue
 <script setup lang="ts">
-const fn = () => 'AppFoo'
-
 // A value that's even not a constant
 const name = /* hoist-static */ fn()
 defineOptions({

docs/zh-CN/features/hoist-static.md

@@ -38,11 +38,9 @@ export default {
 
 ## 魔法注释
 
-```vue twoslash
+```vue
 <script setup lang="ts">
-const fn = () => 'AppFoo'
-
-// 一个甚至不是常量的值
+// 甚至不是常量的值
 const name = /* hoist-static */ fn()
 defineOptions({
   name,