loongson/mirror: links for newtonnet

loongson/mirror newtonnet-2.0.1.tar.gz
loongson/mirror newtonnet-2.0.1-py3-none-any.whl
loongson/mirror newtonnet-2.0.0.tar.gz
loongson/mirror newtonnet-2.0.0-py3-none-any.whl
loongson/mirror NewtonNet-1.1.1.tar.gz
loongson/mirror NewtonNet-1.1.tar.gz