a-cascader 搜索模式点击方向左键下拉框立即收起

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Version

3.2.20

Environment

官网可重现

Reproduction link

https://3x.antdv.com/components/cascader-cn#components-cascader-demo-multiple

Steps to reproduce

点击可搜索 a-cascader，输入任意内容后输入左键，下拉框立即收起

What is expected?

输入任意内容后输入左键，搜索框光标左移一位

What is actually happening?

输入任意内容后输入左键，下拉框立即收起