MWPW-162847 [MEP][nala] add ul-li selector test

[jpratt2]

This tests the ul and li selectors (and skips ol because we don't have anything in the library that uses ol in the plain html)

Resolves: MWPW-162847

Test URLs:

• Before: https://main--milo--adobecom.aem.page/?martech=off
• After: https://ul-ol-li--milo--adobecom.aem.page/?martech=off

tests li selectors: https://main--milo--adobecom.hlx.page/drafts/nala/features/personalization/ul-ol-li/li-selectors
tests ul selector: https://main--milo--adobecom.hlx.page/drafts/nala/features/personalization/ul-ol-li/ul-selector
compare with their default pages:
https://main--milo--adobecom.hlx.page/drafts/nala/features/personalization/ul-ol-li/ul-selector?mep=%2Fdrafts%2Fnala%2Ffeatures%2Fpersonalization%2Ful-ol-li%2Ful-selector.json--default
https://main--milo--adobecom.hlx.page/drafts/nala/features/personalization/ul-ol-li/li-selectors?mep=%2Fdrafts%2Fnala%2Ffeatures%2Fpersonalization%2Ful-ol-li%2Fli-selectors.json--default

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Commits

• 2a1bf5d ✅ (latest)
• c16cc6d ✅

[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 96.38%. Comparing base (6f4d98c) to head (2a1bf5d).
Report is 35 commits behind head on stage.

Additional details and impacted files

@@           Coverage Diff           @@
##            stage    #3238   +/-   ##
=======================================
  Coverage   96.37%   96.38%           
=======================================
  Files         245      245           
  Lines       56716    56716           
=======================================
+ Hits        54661    54663    +2     
+ Misses       2055     2053    -2     

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[github-actions]

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