loongson/pypi: links for sharp-darwin

loongson/mirror sharp_darwin-1.3.7.tar.gz
loongson/mirror sharp_darwin-1.3.7-py3.7.egg
loongson/mirror sharp_darwin-1.3.7-py3-none-any.whl
loongson/mirror sharp_darwin-1.3.6.tar.gz
loongson/mirror sharp_darwin-1.3.6-py3-none-any.whl
loongson/mirror sharp_darwin-1.3.4.tar.gz
loongson/mirror sharp_darwin-1.3.4-py3-none-any.whl