fix new AI syntax error

src/engine/Enum.java

@@ -2856,7 +2856,7 @@ public class Enum {
         Wanderer(null, false, true, true, false, false),
         HamletGuard(null, false, true, false, false, false),
         AggroWanderer(null, false, false, true, false, false),
-        Siege(null, false, false, false, false, false),
+        Siege(null, false, false, false, false, false);
 
         private static HashMap<Integer, MobBehaviourType> _behaviourTypes = new HashMap<>();
         public MobBehaviourType BehaviourHelperType;