wallet: use btcec.PrivKeyFromBytes
wallet: use btcec.PrivKeyFromBytes

jrick/btcwallet,jrick/dcrwallet,synrg-labs/btcwallet,Stash-Crypto/btcwallet,decred/dcrwallet,Roasbeef/btcwallet,btcsuite/btcwallet,btcsuite/btcwallet,Stash-Crypto/btcwallet,jrick/btcwallet,decred/dcrwallet,synrg-labs/btcwallet,jrick/dcrwallet,Roasbeef/btcwallet