chainnfts/btcdnotify: update test to upstream API change.
chainnfts/btcdnotify: update test to upstream API change.

rpctest.Harness.CoinbaseSpend now takes a list of outputs rather, than
a map from address to output amount.

aakselrod/lnd,LightningNetwork/lnd,BitfuryLightning/lnd,bryanvu/lnd,LightningNetwork/lnd,ddustin/lnd,ddustin/lnd,AndrewSamokhvalov/lnd,aakselrod/lnd,bryanvu/lnd,BitfuryLightning/lnd,AndrewSamokhvalov/lnd