[comp:select] 单选场景下placeholder、与input位置被挤压

[hangboss1761]

• I have searched the issues of this repository and believe that this is not a duplicate.

Reproduction link

https://codesandbox.io/s/jolly-torvalds-jjih5r?file=/src/components/HelloWorld.vue

Steps to reproduce

https://codesandbox.io/s/jolly-torvalds-jjih5r?file=/src/components/HelloWorld.vue

What is expected?

placeholder、与input位置正常

What is actually happening?

placeholder、与input位置被挤压

Environment Info

  Browsers:
    Chrome: 99.0.4844.83
    Safari: 14.1.2
  npmPackages:
    vue: ^3.2.29 => 3.2.31 

[idux-bot]

Translation of this issue:

[Comp: SELECT] Single selection scene PLACEHOLDER, and the INPUT position is squeezed

• i Have Searched The [https://github.com/iduxfe/idux/issues) of this repository and believe That this is not a duplicate.

reproduction link

[https://codesandbox.io/s/jolly-torvalds-jjih5r?file=/src/components/helloWorld.Vue](https://codesandbox.io/s/jolly-torvalds-jjih5r?file=/src/Components / HelloWorld.Vue)

steps to reproduce

Https://codesandbox.io/s/jolly-torvalds-jjih5r?file=/src/components/helloWorld.Vue

What is expected?

PlaceHolder, normal with the INPUT location

What is actually happens?

PlaceHolder, is squeezed with the INPUT position

Environment Info

  Browsers:
    Chrome: 99.0.4844.83
    Safari: 14.1.2
  npmPackages:
    vue: ^3.2.29 => 3.2.31