lntest/bitcoind: set debug loglevel
lntest/bitcoind: set debug loglevel

Co-authored-by: Wilmer Paulino <4eaa1fb0378db5975d7cfe4e265f29e63dfd3d17@gmail.com>

aakselrod/lnd,LightningNetwork/lnd,aakselrod/lnd,LightningNetwork/lnd