fix(comp:select): the placeholder in overlay can't setting

[danranVm]

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines
• Tests for the changes have been added/updated or not needed
• Docs and demo have been added/updated or not needed

What is the current behavior?

• 设置 searchable=‘false’ 的时候，不能设置面板中搜索框的 placeholder

What is the new behavior?

Other information

[idux-bot]

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[codecov]

Codecov Report

Merging #1571 (890353f) into main (c3721a5) will decrease coverage by 0.01%.
The diff coverage is 66.66%.

❗ Current head 890353f differs from pull request most recent head a35bd1d. Consider uploading reports for the commit a35bd1d to get more accurate results

@@            Coverage Diff             @@
##             main    #1571      +/-   ##
==========================================
- Coverage   92.77%   92.77%   -0.01%     
==========================================
  Files         332      332              
  Lines       30690    30692       +2     
  Branches     3509     3509              
==========================================
+ Hits        28474    28475       +1     
- Misses       2216     2217       +1     

Impacted Files	Coverage Δ
packages/components/select/src/Select.tsx	86.45% <0.00%> (-0.35%)	⬇️
packages/components/config/src/dateConfig.ts	93.41% <100.00%> (ø)
packages/components/select/src/types.ts	100.00% <100.00%> (ø)