fix: set target conf to 1 while withdrawing (#1175)

Fixes #684

Sets the target conf to 1 so LND can adjust the fee accordingly to
process the tx ASAP ⚡

Author: rolznz

lnclient/lnd/lnd.go

@@ -972,9 +972,10 @@ func (svc *LNDService) GetOnchainBalance(ctx context.Context) (*lnclient.Onchain
 
 func (svc *LNDService) RedeemOnchainFunds(ctx context.Context, toAddress string, amount uint64, sendAll bool) (txId string, err error) {
 	resp, err := svc.client.SendCoins(ctx, &lnrpc.SendCoinsRequest{
-		Addr:    toAddress,
-		SendAll: sendAll,
-		Amount:  int64(amount),
+		Addr:       toAddress,
+		SendAll:    sendAll,
+		Amount:     int64(amount),
+		TargetConf: 1,
 	})
 	if err != nil {
 		logger.Logger.WithError(err).Error("Failed to send onchain funds")