[Docker] fix gnupg2 and dirmngr
[Docker] fix gnupg2 and dirmngr

vialectrum/vialectrum,neocogent/electrum,neocogent/electrum,pooler/electrum-ltc,vialectrum/vialectrum,wakiyamap/electrum-mona,wakiyamap/electrum-mona,vialectrum/vialectrum,fujicoin/electrum-fjc,spesmilo/electrum,neocogent/electrum,pooler/electrum-ltc,spesmilo/electrum,wakiyamap/electrum-mona,spesmilo/electrum,pooler/electrum-ltc,fujicoin/electrum-fjc,spesmilo/electrum,pooler/electrum-ltc,fujicoin/electrum-fjc,wakiyamap/electrum-mona