feat(pro:search): add focus and blur support

[sallerli1]

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?

proSearch 不支持 tab键 focus，不支持 onFocus、onBlur等

What is the new behavior?

新增 onFocus、onBlur 事件，新增 focus、blur 方法

Other information

重构focus事件处理机制，放弃原有基于点击触发逻辑

[idux-bot]

This preview will be available after the AzureCI is passed.

[codecov]

Codecov Report

Merging #1151 (24253fa) into main (16c9df3) will decrease coverage by 0.00%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #1151      +/-   ##
==========================================
- Coverage   96.95%   96.95%   -0.01%     
==========================================
  Files         321      321              
  Lines       30878    30834      -44     
  Branches     2066     2066              
==========================================
- Hits        29938    29894      -44     
  Misses        940      940              

Impacted Files	Coverage Δ
packages/pro/search/src/ProSearch.tsx	100.00% <100.00%> (ø)
packages/pro/search/src/types.ts	100.00% <100.00%> (ø)

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.