- [ ] I have searched the [issues](https://github.com/vueComponent/ant-design-vue/issues) of this repository and believe that this is not a duplicate. ### What problem does this feature solve? 2的版本中input-number组件调用focus方法可以直接获取原生e去修改target的value, 升级3的版本后不支持了吗 ### What does the proposed API look like? vue版本 <!-- generated by issue-helper. DO NOT REMOVE -->