cull(engine-cleanup): pass-8 phase-2 cascade round 2

[trim] fully-unreachable files deleted: 3
[trim] files edited: 21, files deleted: 0, nodes removed: 38
[type-trim] files edited: 3, types removed: 3

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

SVSim.BattleEngine/Engine/Wizard/StoryAISettingDataSet.cs

@@ -11,9 +11,4 @@ public class StoryAISettingDataSet
 	{
 		_dataTable = new List<StoryAISettingData>();
 	}
-
-	public StoryAISettingData GetSettingData(int enemyAiId)
-	{
-		return _dataTable.First((StoryAISettingData d) => d.EnemyAiId == enemyAiId);
-	}
 }