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 91.88%. Comparing base (776fb66) to head (241e860).
Report is 2 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #8461   +/-   ##
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  Coverage   91.88%   91.88%           
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  Files         543      543           
  Lines       19181    19185    +4     
  Branches     2828     2828           
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+ Hits        17624    17628    +4     
  Misses       1245     1245           
  Partials      312      312           

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[Laffery]

partially approved

[ParsaArvanehPA]

partially approved

your requested changes are made, could you please check it once more

[ParsaArvanehPA]

Hey guys
I have some old branches that I want to take care of.
Could you please review this again?
@Laffery
@HyperLife1119
@Nicoss54

[Laffery]

LGTM
BTW, I think the API shoud be named nzSubmenuTrigger, I will add a commit to change it

[Laffery]

LGTM BTW, I think the API shoud be named nzSubmenuTrigger, I will add a commit to change it

Alright, ant-design use triggerSubMenuAction too