Merge pull request #15347 from StormBytePP/3.3.5_fix_dismounting_when_over_water

Core/Unit: Do not remove aura with interrupt flag AURA_INTERRUPT_FLAG_NOT_UNDERWATER when already flying

src/server/game/Entities/Unit/Unit.cpp

@@ -3192,7 +3192,7 @@ bool Unit::IsUnderWater() const
 
 void Unit::UpdateUnderwaterState(Map* m, float x, float y, float z)
 {
-    if (!IsPet() && !IsVehicle())
+    if (IsFlying() || (!IsPet() && !IsVehicle()))
         return;
 
     LiquidData liquid_status;