Fix cargo order amounts (#12070)

Content.Server/Cargo/Systems/CargoSystem.Shuttle.cs

@@ -424,21 +424,22 @@ public sealed partial class CargoSystem
         var pads = GetCargoPallets(component);
         DebugTools.Assert(orders.Sum(o => o.Amount) <= pads.Count);
 
-        for (var i = 0; i < orders.Count; i++)
+        for (var i = 0; i < pads.Count; i++)
         {
-            var order = orders[i];
+            if (orders.Count == 0)
+                break;
 
+            var order = orders[0];
             var coordinates = new EntityCoordinates(component.Owner, xformQuery.GetComponent(_random.PickAndTake(pads).Owner).LocalPosition);
-
             var item = Spawn(_protoMan.Index<CargoProductPrototype>(order.ProductId).Product, coordinates);
             SpawnAndAttachOrderManifest(item, order, coordinates, component);
             order.Amount--;
 
             if (order.Amount == 0)
             {
-                orders.RemoveSwap(i);
+                // Yes this is functioning as a stack, I was too lazy to re-jig the shuttle state event.
+                orders.RemoveSwap(0);
                 orderDatabase.Orders.Remove(order.OrderNumber);
-                i--;
             }
             else
             {