fix(comp:select): blur event make span render bad

[kovsu]

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What is the current behavior?

What is the new behavior?

Other information

fix #1431

正常显示：

错误显示：

可以发现，错误显示的原因就是没有渲染 ix-selector-item 这个盒子

错误情况下丢失焦点，inputValue.value 是有的，所以 !inputValue.value 就为 false，导致 item 没有渲染

[idux-bot]

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[codecov]

Codecov Report

Merging #1437 (64fce3f) into main (caf4dbf) will decrease coverage by 0.01%.
The diff coverage is 57.14%.

@@            Coverage Diff             @@
##             main    #1437      +/-   ##
==========================================
- Coverage   92.80%   92.80%   -0.01%     
==========================================
  Files         327      327              
  Lines       30292    30298       +6     
  Branches     2541     2542       +1     
==========================================
+ Hits        28114    28117       +3     
- Misses       2178     2181       +3     

Impacted Files	Coverage Δ
packages/components/select/src/Select.tsx	86.41% <57.14%> (-0.93%)	⬇️

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