feat(module:i18n): add kk_KZ to i18n

[YenbakhtovMaxim]

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
[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?

No kk_KZ i18n

What is the new behavior?

Add kk_KZ i18n

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 #7261 (6ebebdf) into master (f40aad9) will decrease coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #7261      +/-   ##
==========================================
- Coverage   91.72%   91.70%   -0.03%     
==========================================
  Files         486      486              
  Lines       15918    15920       +2     
  Branches     2588     2588              
==========================================
- Hits        14601    14599       -2     
- Misses       1004     1010       +6     
+ Partials      313      311       -2     

Impacted Files	Coverage Δ
components/table/src/table/tr-measure.component.ts	86.36% <0.00%> (-13.64%)	⬇️
components/table/src/table/tbody.component.ts	88.88% <0.00%> (-11.12%)	⬇️
...ts/table/src/table/table-inner-scroll.component.ts	79.41% <0.00%> (-4.42%)	⬇️
components/slider/slider.component.ts	92.27% <0.00%> (+0.02%)	⬆️
components/core/util/text-measure.ts	92.98% <0.00%> (+0.87%)	⬆️
...mponents/date-picker/date-range-popup.component.ts	95.16% <0.00%> (+1.10%)	⬆️
components/table/src/table-style.service.ts	96.55% <0.00%> (+1.72%)	⬆️

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[wenqi73]

@YenbakhtovMaxim Could you also update docs/i18n.zh-CN.md and docs/i18n.en-US.md?

[wenqi73]

LGTM.