Crash when killing palace on Harkonnen 8.

[MustaphaTR]

With the current status of #14427, killing or capturing Ordos Palace crashes the game with following:

OpenRA engine version {DEV_VERSION}
Dune 2000 mod version {DEV_VERSION}
on map 1bebeb7df480c93d45f48430a5595e2c1668fea3 (Harkonnen 08 by Westwood Studios).
Date: 2017-12-25 10:07:32Z
Operating System: Windows (Microsoft Windows NT 6.1.7601 Service Pack 1)
Runtime Version: .NET CLR 4.0.30319.42000
Exception of type `System.InvalidOperationException`: Can't find production queues.
   konum: OpenRA.Mods.Common.Traits.Render.WithProductionOverlay.SelectQueue(Actor self) h:\OpenRA\Harkonnen 8\OpenRA.Mods.Common\Traits\Render\WithProductionOverlay.cs içinde: satır 80
   konum: OpenRA.Mods.Common.Traits.Render.WithProductionOverlay.OpenRA.Traits.INotifyOwnerChanged.OnOwnerChanged(Actor self, Player oldOwner, Player newOwner) h:\OpenRA\Harkonnen 8\OpenRA.Mods.Common\Traits\Render\WithProductionOverlay.cs içinde: satır 97
   konum: OpenRA.Actor.<>c__DisplayClass18.<ChangeOwner>b__17(World w) h:\OpenRA\Harkonnen 8\OpenRA.Game\Actor.cs içinde: satır 295
   konum: OpenRA.World.Tick() h:\OpenRA\Harkonnen 8\OpenRA.Game\World.cs içinde: satır 360
   konum: OpenRA.Game.InnerLogicTick(OrderManager orderManager) h:\OpenRA\Harkonnen 8\OpenRA.Game\Game.cs içinde: satır 605
   konum: OpenRA.Game.LogicTick() h:\OpenRA\Harkonnen 8\OpenRA.Game\Game.cs içinde: satır 629
   konum: OpenRA.Game.Loop() h:\OpenRA\Harkonnen 8\OpenRA.Game\Game.cs içinde: satır 759
   konum: OpenRA.Game.Run() h:\OpenRA\Harkonnen 8\OpenRA.Game\Game.cs içinde: satır 799
   konum: OpenRA.Game.InitializeAndRun(String[] args) h:\OpenRA\Harkonnen 8\OpenRA.Game\Game.cs içinde: satır 253
   konum: OpenRA.Program.Main(String[] args) h:\OpenRA\Harkonnen 8\OpenRA.Game\Support\Program.cs içinde: satır 37