feat(module:statistic): support dayjs format for countdown component

[Zz-ZzzZ]

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: Closes #8576

What is the new behavior?

Does this PR introduce a breaking change?

• Yes
• No

Other information

sync api from Ant Design of React/Vue

[zorro-bot]

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.53%. Comparing base (1b805bb) to head (36c58db).
Report is 26 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #8655   +/-   ##
=======================================
  Coverage   91.53%   91.53%           
=======================================
  Files         536      536           
  Lines       18445    18453    +8     
  Branches     2907     2908    +1     
=======================================
+ Hits        16883    16891    +8     
  Misses       1242     1242           
  Partials      320      320           

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