🐛 [Bug]: menu元素被选中，收起后会被取消选择

### Version

latest

### Vue Version

latest

### Link to minimal reproduction

https://vue-devui.github.io/components/menu/#%E6%94%B6%E7%BC%A9%E8%8F%9C%E5%8D%95

### Step to reproduce

/

### What is expected

收起与展开应当一致样式

### What is actually happening

收起后，被选择样式被清除

### Any additional comments (optional)

_No response_