perf(module:modal): do not run change detection on mouse events

[arturovt]

PR Checklist

• 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

[x] Refactoring (no functional changes, no api changes)

Does this PR introduce a breaking change?

[ ] Yes
[x] No

[zorro-bot]

This preview will be available after the AzureCI is passed.

[codecov]

Codecov Report

Merging #7169 (e24434e) into master (77db914) will decrease coverage by 0.00%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #7169      +/-   ##
==========================================
- Coverage   91.67%   91.67%   -0.01%     
==========================================
  Files         486      486              
  Lines       15868    15876       +8     
  Branches     2587     2587              
==========================================
+ Hits        14547    14554       +7     
- Misses       1007     1008       +1     
  Partials      314      314              

Impacted Files	Coverage Δ
...ponents/modal/modal-confirm-container.component.ts	100.00% <100.00%> (ø)
components/modal/modal-container.component.ts	100.00% <100.00%> (ø)
components/modal/modal-container.directive.ts	98.93% <100.00%> (+0.02%)	⬆️
components/core/util/text-measure.ts	92.10% <0.00%> (-0.88%)	⬇️

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[hsuanxyz]

LGTM