* [ME] Fix GTS Wonder Trade shiny not giving luck
* [ME] Shiny Magikarp from Pokemon Salesman can have any variant
* [ME] Shiny lock MEs with custom or special sprites
* [ME] GTS shows shiny sparkle for received Pokemon
* [ME] Shiny lock 'Slumbering Snorlax' and 'The Strong Stuff'
* [ME] Dancing Lessson: show shiny sparkle for Oricorio in intro
* [ME] Show shiny sparkles for Pokemon in ME intro
* fix tests
* Ensure shiny sparkle animation is initialized before playing it (Fixes#3924)
* make loading variant assets cleaner
* cleanup EnemyPokemon shiny initialization
* test fixes and final cleanup
* Make 'getSpeciesFilterRandomPartyMemberFunc' more readable
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Co-authored-by: NightKev <34855794+DayKev@users.noreply.github.com>
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