[ACS-721] Improve End/Cancel Editing UX (part 1) - implement single menu option & dialog

[ursedaniel]

Please check if the PR fulfills these requirements

• The commit message follows our guidelines
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

What kind of change does this PR introduce? (check one with "x")

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Build related changes
• Documentation
• Other... Please describe:

What is the current behaviour? (You can also link to an open issue here)

https://alfresco.atlassian.net/browse/ACS-721

What is the new behaviour?

We can use the component without relying on any cancel/emit buttons since we need this sort of functionality for the end editing withing ADW. (check the design in adobe within the jira ticket)

Does this PR introduce a breaking change? (check one with "x")

• Yes
• No

If this PR contains a breaking change, please describe the impact and migration path for existing applications: ...

Other information:

[ursedaniel]

I'm creating right now a new .md file for this component because apparently there is none.

[codecov-io]

Codecov Report

Merging #6327 into develop will increase coverage by 1.87%.
The diff coverage is 66.66%.

@@             Coverage Diff             @@
##           develop    #6327      +/-   ##
===========================================
+ Coverage    76.28%   78.15%   +1.87%     
===========================================
  Files          865      353     -512     
  Lines        19583     9687    -9896     
  Branches      3889     1945    -1944     
===========================================
- Hits         14939     7571    -7368     
+ Misses        3477     1528    -1949     
+ Partials      1167      588     -579     

Impacted Files	Coverage Δ
...rc/lib/version-manager/version-upload.component.ts	81.25% <66.66%> (-8.75%)	⬇️
...b/extensions/src/lib/services/extension.service.ts
...am/components/activities/diagram-task.component.ts
...m/components/raphael/raphael-pentagon.component.ts
lib/core/datatable/data/object-datarow.model.ts
...nsights/src/lib/mock/diagram/diagram-throw.mock.ts
...am/components/raphael/raphael-rhombus.component.ts
...ess/components/widgets/duration/duration.widget.ts
lib/core/models/pagination.model.ts
lib/core/form/components/widgets/core/tab.model.ts
... and 504 more

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