fix(module: select): issue with nzScrollToBottom while display scaling

[ajinkya2020]

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/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?

On nz-select component nzScrollToBottom not getting triggered when display scaling is changed to 90% or 110%.

What is the new behavior?

Triggers nzScrollToBottom when user scrolls to the bottom with any display scale.

Does this PR introduce a breaking change?

[ ] Yes
[x] No

Other information

[zorro-bot[bot]]

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[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (6024bcc) 91.74% compared to head (46d8f24) 91.74%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #8355   +/-   ##
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  Coverage   91.74%   91.74%           
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  Files         520      520           
  Lines       18019    18019           
  Branches     2838     2838           
=======================================
+ Hits        16531    16532    +1     
+ Misses       1185     1184    -1     
  Partials      303      303           

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[Nicoss54]

LGTM

[ajinkya2020]

Hello @Nicoss54, when can we get this merged?

[ajinkya2020]

Any update on this?