lnwallet: fix failure to exit early in openChannelAfterConfirmations
lnwallet: fix failure to exit early in openChannelAfterConfirmations

AndrewSamokhvalov/lnd,ddustin/lnd,LightningNetwork/lnd,ddustin/lnd,aakselrod/lnd,AndrewSamokhvalov/lnd,LightningNetwork/lnd,aakselrod/lnd