fix(module:button): only warn about deprecated value when used

[Airblader]

Only warn about the deprecated nzType="danger" value if that value
is actually used rather than any value for nzType.

fixes #6191
fixes #6187

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
[ ] 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: #6191

What is the new behavior?

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

[zorro-bot]

This preview will be available after the AzureCI is passed.

[codecov]

Codecov Report

Merging #6193 (d652246) into master (8b92cac) will decrease coverage by 0.03%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #6193      +/-   ##
==========================================
- Coverage   89.84%   89.80%   -0.04%     
==========================================
  Files         468      468              
  Lines       14262    14262              
  Branches     2242     2242              
==========================================
- Hits        12813    12808       -5     
- Misses        894      899       +5     
  Partials      555      555              

Impacted Files	Coverage Δ
components/button/button.component.ts	100.00% <100.00%> (ø)
components/table/src/table-data.service.ts	78.46% <0.00%> (-6.16%)	⬇️
components/core/util/text-measure.ts	89.56% <0.00%> (-1.74%)	⬇️
components/time-picker/time-holder.ts	95.78% <0.00%> (+1.05%)	⬆️

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