test_lnpeer: use less side-effects
test_lnpeer: use less side-effects

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