network.py: reorder bitcoin core error msg whitelist
network.py: reorder bitcoin core error msg whitelist

test policy.cpp strings last as some of them are short and too generic

fixes https://github.com/spesmilo/electrum/issues/7483

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