Add option to configure children for unav's help component

[bandana147]

• Add option to configure children for unav's help component
• Universal nav has option to add custom children - link
• Need to add support for that from milo gnav.

Resolves: MWPW-158737

Test URLs:

• Before: https://main--milo--adobecom.hlx.page/?martech=off
• After: https://unav-configurable--milo--adobecom.hlx.page/?martech=off

Qa: https://adobecom.github.io/nav-consumer/navigation.html?authoringpath=/federal/dev&env=stage&navbranch=unav-configurable

[aem-code-sync]

Hello, I'm the AEM Code Sync Bot and I will run some actions to deploy your branch and validate page speed.
In case there are problems, just click a checkbox below to rerun the respective action.

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Commits

• 1b38578 ✅ (latest)
• 3658fe8 ✅

[aem-code-sync]

	Page	Scores	Audits	Google
📱	/?martech=off
🖥️	/?martech=off

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 96.24%. Comparing base (c80cf18) to head (1b38578).
Report is 1 commits behind head on stage.

Additional details and impacted files

@@           Coverage Diff           @@
##            stage    #2911   +/-   ##
=======================================
  Coverage   96.24%   96.24%           
=======================================
  Files         236      236           
  Lines       54253    54255    +2     
=======================================
+ Hits        52216    52218    +2     
  Misses       2037     2037           

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[prativas22]

Verified the PR
Validation done on below url for unav's help component changes and logged in flow

Note: Adobe Home will take care of the Help components upon click, which are currently not functional.

Without sign in
https://adobecom.github.io/nav-consumer/navigation.html?authoringpath=/federal/dev/gnavtest/ccgnav&navbranch=unav-configurable&env=stage

With sign in
https://adobecom.github.io/nav-consumer/navigation.html?authoringpath=/federal/dev/gnavtest/ccgnav&navbranch=unav-configurable&env=stage

Notification check:
https://adobecom.github.io/nav-consumer/navigation.html?authoringpath=/federal/dev/gnavtest/ccgnav&navbranch=unav-configurable&env=stage

[milo-pr-merge]

Skipped 2911: "Add option to configure children for unav's help component" due to file "libs/blocks/global-navigation/global-navigation.js" overlap. Merging will be attempted in the next batch