feat(module:menu): add click trigger for submenus

[ParsaArvanehPA]

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?

In Ant design, it is possible to choose between a click or a hover trigger for submenues.

Issue Number: #4745

What is the new behavior?

click trigger implemented.

Does this PR introduce a breaking change?

[ ] Yes
[✔] No

Other information

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.62%. Comparing base (2576612) to head (f427c09).
Report is 45 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #8461      +/-   ##
==========================================
+ Coverage   91.60%   91.62%   +0.02%     
==========================================
  Files         519      530      +11     
  Lines       18074    18394     +320     
  Branches     2848     2813      -35     
==========================================
+ Hits        16557    16854     +297     
- Misses       1218     1224       +6     
- Partials      299      316      +17     

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