lnwallet: handle duplicate payment hashes in toChannelDelta()
lnwallet: handle duplicate payment hashes in toChannelDelta()

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