feat(battle-engine): close the AI-simulation subsystem (verbatim)

Copied the 89 uncopied AI*SimulationUtility/extension files defining the
AIVirtualCard/AIVirtualField extension methods; the compile loop then auto-closed
the revealed type deps (~3049 files total, drift-clean). 10.0k -> 62 errors.

SVSim.BattleEngine/Engine/TutorialNextSceneSelector.cs

@@ -0,0 +1,16 @@
+using UnityEngine;
+
+public class TutorialNextSceneSelector : INextSceneSelector
+{
+	public TutorialNextSceneSelector(BattleResultUIController battleResultControl)
+	{
+	}
+
+	public void Setup(bool isWin, GameObject gameObject)
+	{
+	}
+
+	public void Show()
+	{
+	}
+}