fix(module: grid): fix columnNum and carouselMaxRow not work

[nuonuoge]

PR Checklist

Please check if your PR fulfills the following requirements:

• [x] The commit message follows our guidelines: https://github.com/NG-ZORRO/ng-zorro-antd-mobile/blob/master/CONTRIBUTING.md#commit
• [x] 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: N/A

What is the new behavior?

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

[codecov[bot]]

Codecov Report

Merging #705 into 1.x will increase coverage by 0.02%. The diff coverage is 80.00%.

@@            Coverage Diff             @@
##              1.x     #705      +/-   ##
==========================================
+ Coverage   88.59%   88.62%   +0.02%     
==========================================
  Files         270      270              
  Lines        7622     7630       +8     
  Branches     1097     1099       +2     
==========================================
+ Hits         6753     6762       +9     
+ Misses        422      421       -1     
  Partials      447      447              

Impacted Files	Coverage Δ
components/grid/grid.component.ts	88.63% <80.00%> (-0.12%)	:arrow_down:
components/carousel/carousel.component.ts	70.80% <0.00%> (+0.67%)	:arrow_up:

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