Remove unused imports.

src/main/java/com/gmail/nossr50/listeners/InventoryListener.java

@@ -3,9 +3,7 @@ package com.gmail.nossr50.listeners;
 import org.bukkit.block.Block;
 import org.bukkit.block.BlockState;
 import org.bukkit.block.Furnace;
-import org.bukkit.enchantments.Enchantment;
 import org.bukkit.entity.Player;
-import org.bukkit.event.Event.Result;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.EventPriority;
 import org.bukkit.event.Listener;