doc: fix typo in doc/libraries.md
doc: fix typo in doc/libraries.md

sipsorcery/bitcoin,sstone/bitcoin,sipsorcery/bitcoin,AkioNak/bitcoin,namecoin/namecoin-core,sipsorcery/bitcoin,fanquake/bitcoin,mruddy/bitcoin,AkioNak/bitcoin,namecoin/namecoin-core,bitcoin/bitcoin,bitcoin/bitcoin,particl/particl-core,fanquake/bitcoin,bitcoin/bitcoin,tecnovert/particl-core,AkioNak/bitcoin,sipsorcery/bitcoin,lateminer/bitcoin,mruddy/bitcoin,sstone/bitcoin,AkioNak/bitcoin,bitcoin/bitcoin,AkioNak/bitcoin,namecoin/namecoin-core,tecnovert/particl-core,sstone/bitcoin,namecoin/namecoin-core,jambolo/bitcoin,namecoin/namecoin-core,particl/particl-core,fanquake/bitcoin,jambolo/bitcoin,bitcoinsSG/bitcoin,kallewoof/bitcoin,bitcoinsSG/bitcoin,sstone/bitcoin,bitcoinsSG/bitcoin,kallewoof/bitcoin,lateminer/bitcoin,AkioNak/bitcoin,fanquake/bitcoin,sstone/bitcoin,mruddy/bitcoin,bitcoin/bitcoin,jambolo/bitcoin,tecnovert/particl-core,particl/particl-core,jambolo/bitcoin,sipsorcery/bitcoin,sipsorcery/bitcoin,namecoin/namecoin-core,jambolo/bitcoin,mruddy/bitcoin,fanquake/bitcoin,tecnovert/particl-core,bitcoinsSG/bitcoin,lateminer/bitcoin,lateminer/bitcoin,kallewoof/bitcoin,jambolo/bitcoin,bitcoin/bitcoin,tecnovert/particl-core,kallewoof/bitcoin,particl/particl-core,particl/particl-core,mruddy/bitcoin,bitcoinsSG/bitcoin,sstone/bitcoin,lateminer/bitcoin,fanquake/bitcoin,tecnovert/particl-core,lateminer/bitcoin,mruddy/bitcoin,kallewoof/bitcoin,bitcoinsSG/bitcoin,kallewoof/bitcoin,particl/particl-core