[Test] add 'zerocoin' to the list of good prefixes in test_runner
[Test] add 'zerocoin' to the list of good prefixes in test_runner

Mrs-X/Darknet,npccoin/npccoin,Mrs-X/Darknet,PIVX-Project/PIVX,Mrs-X/PIVX,npccoin/npccoin,npccoin/npccoin,Mrs-X/PIVX,benzmuircroft/REWIRE.io,benzmuircroft/REWIRE.io,PIVX-Project/PIVX,Darknet-Crypto/Darknet,Mrs-X/Darknet,benzmuircroft/REWIRE.io,benzmuircroft/REWIRE.io,Mrs-X/Darknet,PIVX-Project/PIVX,npccoin/npccoin,PIVX-Project/PIVX,Darknet-Crypto/Darknet,benzmuircroft/REWIRE.io,PIVX-Project/PIVX,PIVX-Project/PIVX,Darknet-Crypto/Darknet,Mrs-X/PIVX,Darknet-Crypto/Darknet,PIVX-Project/PIVX,Darknet-Crypto/Darknet,Mrs-X/PIVX,npccoin/npccoin,Mrs-X/PIVX,benzmuircroft/REWIRE.io,PIVX-Project/PIVX,Mrs-X/PIVX,Darknet-Crypto/Darknet,Mrs-X/Darknet,PIVX-Project/PIVX,Mrs-X/Darknet,npccoin/npccoin