build: remove double LIBBITCOIN_SERVER linking
build: remove double LIBBITCOIN_SERVER linking

Former-commit-id: 5deba93a725377d0b2cd7d98c723a050d60c336c
syscoin/syscoin,syscoin/syscoin2,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin2,syscoin/syscoin2,syscoin/syscoin,syscoin/syscoin,syscoin/syscoin2,syscoin/syscoin,syscoin/syscoin2,syscoin/syscoin,syscoin/syscoin2,syscoin/syscoin