Fixed Money Spam if Amount is 0

src/main/java/com/massivecraft/factions/cmd/econ/CmdMoneyWithdraw.java

@@ -39,6 +39,11 @@ public class CmdMoneyWithdraw extends FCommand {
     @Override
     public void perform(CommandContext context) {
         double amount = context.argAsDouble(0, 0d);
+
+        if(amount <= 0){
+            return;
+        }
+
         EconomyParticipator faction = context.argAsFaction(1, context.faction);
         if (faction == null) {
             return;