fix balance

Author: cyilin

src/main/java/cat/nyaa/HamsterEcoHelper/balance/BalanceCommands.java

@@ -47,7 +47,7 @@ public void pay(CommandSender sender, CommandHandler.Arguments args) {
             }
             Player player = Bukkit.getPlayer(playerName);
             if (player != null) {
-                plugin.systemBalance.withdraw(amount, plugin);
+                plugin.systemBalance.withdrawAllowDebt(amount, plugin);
                 plugin.eco.deposit(player, amount);
                 msg(sender, "user.balance.pay", amount, playerName);
                 msg(player, "user.balance.pay_notice", amount);