fix: Add patched moona-lisa theme supporting dark-mdoe

[fsbraun]

Fixes #79 by providing the patched moona-lisa theme supporting Django dark-mode.

Summary by Sourcery

Bug Fixes:

• Resolve dark mode compatibility issue with CKEditor 4 Moono-Lisa skin in Django

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 81.30%. Comparing base (632bf2e) to head (38ed654).

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #80   +/-   ##
=======================================
  Coverage   81.30%   81.30%           
=======================================
  Files          18       18           
  Lines         952      952           
  Branches      107      107           
=======================================
  Hits          774      774           
  Misses        135      135           
  Partials       43       43           

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[DmytroLitvinov]

@fsbraun , 🔥 🔥 🔥 you are so productive and efficient, Fabian.
Thanks for your hard work on ecosystem 👍