loongson/pypi: links for proxy-manager

loongson/mirror proxy-manager-0.0.6.tar.gz
loongson/mirror proxy-manager-0.0.5.tar.gz
loongson/mirror proxy-manager-0.0.4.tar.gz
loongson/mirror proxy-manager-0.0.3.tar.gz
loongson/mirror proxy-manager-0.0.2.tar.gz
loongson/mirror proxy-manager-0.0.1.tar.gz