loongson/pypi: links for userv-socket-server

loongson/mirror userv.socket_server-0.3.2.tar.gz
loongson/mirror userv.socket_server-0.3.1.tar.gz
loongson/mirror userv.socket_server-0.3.0.tar.gz
loongson/mirror userv.socket_server-0.1.0.tar.gz