fix: fix style with antd 3.16.2

[vthinkxie]

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?

[x] Bugfix
[x] 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
[x] No

Other information

[codecov]

Codecov Report

Merging #3271 into master will decrease coverage by <.01%.
The diff coverage is 85.71%.

@@            Coverage Diff             @@
##           master    #3271      +/-   ##
==========================================
- Coverage   97.38%   97.38%   -0.01%     
==========================================
  Files         559      559              
  Lines       11642    11648       +6     
  Branches      836      837       +1     
==========================================
+ Hits        11338    11343       +5     
- Misses        193      194       +1     
  Partials      111      111

Impacted Files	Coverage Δ
components/button/nz-button.component.ts	98.5% <100%> (+0.02%)	⬆️
components/form/nz-form-label.component.ts	100% <100%> (ø)	⬆️
components/badge/nz-badge.component.ts	97.56% <80%> (-2.44%)	⬇️

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