Corrected barter shop of illusion dungeon (#8472)

Follow-up https://github.com/rathena/rathena/commit/5ca7aee79b2f55b65327f6a12f792542e9b1944c
Fancy_Flower can't be refined.

npc/re/merchants/barters/enchan_illusion_dungeons.yml

@@ -761,7 +761,6 @@ Body:
         RequiredItems:
           - Index: 0
             Item: Fancy_Flower
-            Refine: 9
           - Index: 1
             Item: IllusionStone
             Amount: 50