Check if guest action is interruptable

This fixes a bug where the waving or eating animations for the guests could suddenly reset while it was already playing

src/openrct2/entity/Peep.cpp

@@ -265,6 +265,8 @@ void Peep::UpdateWaitingAtCrossing()
     SwitchNextAnimationType();
 
     if (auto* guest = As<Guest>(); guest != nullptr)
+    {
+        if (guest->IsActionInterruptable())
         {
             if (guest->HasFoodOrDrink())
             {
@@ -282,6 +284,7 @@ void Peep::UpdateWaitingAtCrossing()
                 AnimationImageIdOffset = 0;
             }
         }
+    }
 
     UpdateCurrentAnimationType();
 }