Fix issue with getting abilities

PkmnLib.Static/Species/Form.cs

@@ -197,7 +197,7 @@ public class FormImpl : IForm
     {
         var array = index.IsHidden ? HiddenAbilities : Abilities;
         if (index.Index >= array.Count)
-            throw new OutOfRangeException("Ability", index.Index, array.Count);
+            return array.Last();
         return array[index.Index];
     }