lnwatcher: do not assume addr_sync.synchronizer
lnwatcher: do not assume addr_sync.synchronizer

pooler/electrum-ltc,vialectrum/vialectrum,wakiyamap/electrum-mona,wakiyamap/electrum-mona,wakiyamap/electrum-mona,pooler/electrum-ltc,vialectrum/vialectrum,spesmilo/electrum,vialectrum/vialectrum,wakiyamap/electrum-mona,pooler/electrum-ltc,spesmilo/electrum,spesmilo/electrum,pooler/electrum-ltc,spesmilo/electrum