loongson/pypi: links for darkai

loongson/mirror darkai-0.5.1.tar.gz
loongson/mirror darkai-0.5.tar.gz
loongson/mirror darkai-0.4.tar.gz
loongson/mirror darkai-0.3.tar.gz
loongson/mirror darkai-0.2.tar.gz
loongson/mirror darkai-0.1.tar.gz