loongson/pypi: links for certsrv

loongson/mirror certsrv-2.1.1.tar.gz
loongson/mirror certsrv-2.1.0.tar.gz
loongson/mirror certsrv-2.0.0.tar.gz
loongson/mirror certsrv-1.6.1.tar.gz
loongson/mirror certsrv-1.6.0.tar.gz
loongson/mirror certsrv-1.5.0.tar.gz
loongson/mirror certsrv-1.0.0.tar.gz