docs: update uts type

docs/uts/object.md

@@ -34,13 +34,13 @@ function greet(person: { name: string, printName: () => void }) {
 正确的用法：
 
 ```ts
-greet({ name: 'Tom', printName: () => { console.log(this.name) } } as Person)
+greet({ name: 'Tom', printName: function () { console.log(this.name) } } as Person)
 ```
 
 类型不匹配：
 
 ```ts
-greet({ name: 'Tom', printName: () => { console.log(this.name) } })
+greet({ name: 'Tom', printName: function () { console.log(this.name) } })
 ```
 
 ## 嵌套限制

docs/uts/type-aliases.md

@@ -35,6 +35,6 @@ const p: Person = new P('Tom')
 ```ts
 type Person = {
     name: string
-    age: number
+    printName: () => void
 }
 ```
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