support reserving exact offer amount by splitting output

daemon/src/main/java/haveno/daemon/grpc/GrpcOffersService.java

@@ -158,6 +158,7 @@ class GrpcOffersService extends OffersImplBase {
                     req.getMinAmount(),
                     req.getBuyerSecurityDepositPct(),
                     req.getTriggerPrice(),
+                    req.getSplitOutput(),
                     req.getPaymentAccountId(),
                     offer -> {
                         // This result handling consumer's accept operation will return