fix: remove BOM from GateGridTradeService.java to fix compilation

Administrator

2026-07-13 f8491aa4e0554f9487c8f416f76109c7ec636af1

 src/main/java/com/xcong/excoin/modules/contract/service/ContractHoldOrderService.java

@@ -44,4 +44,6 @@

    public void calHoldOrderHoldFeeAmount();

    public void calHoldFeeAmountForBondAmount();

}