lnbase_test: add first commitment tx with 5 htlcs test
lnbase_test: add first commitment tx with 5 htlcs test

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