Sync some specials/drop unnecessary prefixes

include/wild_encounter.h

@@ -35,7 +35,6 @@ extern const struct WildPokemonHeader gWildMonHeaders[];
 
 void DisableWildEncounters(bool8 disabled);
 bool8 StandardWildEncounter(u32 currMetaTileBehavior, u16 previousMetaTileBehavior);
-void ScrSpecial_RockSmashWildEncounter(void);
 bool8 SweetScentWildEncounter(void);
 bool8 DoesCurrentMapHaveFishingMons(void);
 void FishingWildEncounter(u8 rod);