fix: DH-21027: Adjust setting menu header for proper contrast

[gzh2003]

For DH-21027. Updated the settings menu to use accent-contrast colors in the styles so the foreground and focused states properly contrast with the blue accent-bg.

[github-actions]

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 45.71%. Comparing base (656c090) to head (a3eb43a).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2601      +/-   ##
==========================================
+ Coverage   45.54%   45.71%   +0.17%     
==========================================
  Files         771      771              
  Lines       43636    43649      +13     
  Branches    11041    11229     +188     
==========================================
+ Hits        19872    19954      +82     
+ Misses      23748    23678      -70     
- Partials       16       17       +1     

Flag	Coverage Δ
unit	45.71% <ø> (+0.17%)	⬆️

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