The key value of the menu component click event callback is abnormal

- [ ] I have searched the [issues](https://github.com/vueComponent/ant-design-vue/issues)         of this repository and believe that this is not a duplicate.
        
        
### Version
2.1.1

### Environment
vue3 vite2.1.5

### Reproduction link
[https://vuecomponent.github.io/issue-helper](https://vuecomponent.github.io/issue-helper)

### Steps to reproduce
<template>
<div class="Sidebar-container" :class="{ 'toggleSidebar': collapsed }">
<logo :collapsed="collapsed" />

<a-menu
mode="inline"
class="Sidebar-menu"
:inline-collapsed="collapsed"
:selectedKeys="[route.path]"
:openKeys="openKeys"
@click="menuItemClick"
@openChange="onOpenChange"
>
<template v-for="(route, index) in routes" :key="index">
<SidebarItem :item="route" :path="route.path" />
</template>
</a-menu>
</div>
</template>

<template>
<template v-if="!item.hidden">

<template v-if="hasOneShowingChild(item.children, item)">
<a-menu-item :key="resolvePath(onlyOneChild.path)">{{ resolvePath(onlyOneChild.path) }}
<item :icon="onlyOneChild.meta.icon" :title="onlyOneChild.meta.title" :path="resolvePath(onlyOneChild.path)" />
</a-menu-item>
</template>


<template v-else>
<a-sub-menu :key="resolvePath(item.path)" v-bind="$attrs">{{ resolvePath(item.path) }}
<template #title>
<item :icon="item.meta.icon" :title="item.meta.title" :path="resolvePath(item.path)" />
</template>

<SidebarItem
v-for="child in item.children"
:key="child.path"
:item="child"
:path="resolvePath(child.path)"
/>
</a-sub-menu>
</template>
</template>
</template>

### What is expected?
menu组件click事件回调的key值异常

### What is actually happening?
menu组件click事件回调的key值异常

---
menu组件click事件回调的key值异常

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The key value of the menu component click event callback is abnormal #4154

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Uh oh!

The key value of the menu component click event callback is abnormal #4154

Description

Version

Environment

Reproduction link

Steps to reproduce

What is expected?

What is actually happening?

Metadata

Metadata

Assignees

Labels

Type

Projects

Milestone

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Development

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