[CL-290] make popup layout grow to full height

[willmartian]

Type of change

- [x] Bug fix
- [ ] New feature development
- [ ] Tech debt (refactoring, code cleanup, dependency upgrades, etc)
- [ ] Build/deploy pipeline (DevOps)
- [ ] Other

Objective

The extension layout component should grow to fill 100% of the available height. Otherwise, devs will be unable to vertically center page content. See: #9199 (comment)

Code changes

• apps/browser/src/platform/popup/layout/popup-layout.stories.ts: Add story
• apps/browser/src/platform/popup/layout/popup-page.component.html: propogate tw-h-full down element tree

Screenshots

Before you submit

• Please add unit tests where it makes sense to do so (encouraged but not required)
• If this change requires a documentation update - notify the documentation team
• If this change has particular deployment requirements - notify the DevOps team
• Ensure that all UI additions follow WCAG AA requirements

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 28.08%. Comparing base (121494f) to head (dadbc73).
Report is 16 commits behind head on main.

Files	Patch %	Lines
.../src/platform/popup/layout/popup-layout.stories.ts	0.00%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #9237      +/-   ##
==========================================
- Coverage   28.12%   28.08%   -0.05%     
==========================================
  Files        2436     2435       -1     
  Lines       70494    70532      +38     
  Branches    13136    13143       +7     
==========================================
- Hits        19829    19811      -18     
- Misses      49130    49182      +52     
- Partials     1535     1539       +4     

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[coroiu]