🐛 [Bug]: Uploader组件, multiple =true,时,选择2个文件时,onChange会回调两次; 第一次返回一个文件,第二次返回2个文件;

[wsxc452]

Which React Vant packages are impacted?

• [x] react-vant (React Vant core)
• [ ] react-vant-icons(React Vant Icon)

What version of React Vant are you using?

3.3.5

Reproduce live demo(codesandebox or stackblitz)?

No response

Descripition

multiple true时,会多次触发onChange事件,并且第一次回调是一个文件;第二次回调是多个文件

[wsxc452]