loongson/pypi: links for rc-protocol

loongson/mirror rc-protocol-1.0.0.tar.gz
loongson/mirror rc-protocol-0.1.0.tar.gz
loongson/mirror rc-protocol-0.0.5.tar.gz
loongson/mirror rc-protocol-0.0.4.tar.gz
loongson/mirror rc-protocol-0.0.3.tar.gz
loongson/mirror rc-protocol-0.0.2.tar.gz
loongson/mirror rc_protocol-0.0.1.tar.gz