feat(module:tag): support icon in tag

[vthinkxie]

BREAK CHANGES: '(nzAfterClose)' Output is going to be removed in 9.0.0. Please use '(nzOnClose)' instead.

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/CONTRIBUTING.md#commit
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

[ ] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Build related changes
[ ] CI related changes
[ ] Documentation content changes
[ ] Application (the showcase website) / infrastructure changes
[ ] Other... Please describe:

What is the current behavior?

Issue Number: N/A

What is the new behavior?

Does this PR introduce a breaking change?

[ ] Yes
[ ] No

Other information

[codecov]

Codecov Report

Merging #5801 into master will decrease coverage by 0.00%.
The diff coverage is 89.36%.

@@            Coverage Diff             @@
##           master    #5801      +/-   ##
==========================================
- Coverage   90.27%   90.27%   -0.01%     
==========================================
  Files         454      456       +2     
  Lines       13789    13747      -42     
  Branches     2171     2164       -7     
==========================================
- Hits        12448    12410      -38     
  Misses        821      821              
+ Partials      520      516       -4     

Impacted Files	Coverage Δ
components/badge/badge.module.ts	100.00% <ø> (ø)
components/core/util/check.ts	100.00% <ø> (+16.27%)	⬆️
components/icon/icon.directive.ts	95.16% <ø> (ø)
components/badge/ribbon.component.ts	37.50% <37.50%> (ø)
components/badge/badge-sup.component.ts	100.00% <100.00%> (ø)
components/badge/badge.component.ts	95.00% <100.00%> (-1.37%)	⬇️
components/tag/tag.component.ts	100.00% <100.00%> (+2.50%)	⬆️

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[github-actions]

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