feat: Alert added iconType to support custom icon

[minwe]

No description provided.

[codecov]

Codecov Report

Merging #8811 into feature-3.2 will not change coverage.
The diff coverage is 100%.

@@             Coverage Diff              @@
##           feature-3.2    #8811   +/-   ##
============================================
  Coverage        85.33%   85.33%           
============================================
  Files              227      227           
  Lines             4697     4697           
  Branches          1377     1378    +1     
============================================
  Hits              4008     4008           
  Misses             689      689

Impacted Files	Coverage Δ
components/alert/index.tsx	76.74% <100%> (ø)	⬆️

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[benjycui]

Please clean your PR, thanks.

[afc163]

Mixed up other commits

[yesmeck]

Ping @minwe

[minwe]

@yesmeck What should I do?

[yesmeck]

Clean your commits.

[minwe]

@yesmeck done.