chore: 兼容react18组件ts类型 (#1543)

Author: shinken008

packages/taro-ui/types/base.d.ts

@@ -1,9 +1,10 @@
-import { CSSProperties } from 'react'
+import React, { CSSProperties } from 'react'
 
 export interface AtComponent {
   className?: string
   style?: CSSProperties
   customStyle?: string | CSSProperties
+  children?: React.ReactNode
 }
 
 export interface AtIconBaseProps2 extends AtComponent {