loongson/pypi: links for cool-tree

loongson/mirror cool-tree-0.0.18.tar.gz
loongson/mirror cool_tree-0.0.18-py3.7.egg
loongson/mirror cool_tree-0.0.17-py3.7.egg
loongson/mirror cool-tree-0.0.8.tar.gz
loongson/mirror cool_tree-0.0.8-py3-none-any.whl