loongson/pypi: links for cocoatree

loongson/mirror cocoatree-0.1.0.tar.gz
loongson/mirror cocoatree-0.1.0-py3-none-any.whl
loongson/mirror cocoatree-0.1.0rc0.dev2.tar.gz
loongson/mirror cocoatree-0.1.0rc0.dev2-py3-none-any.whl
loongson/mirror cocoatree-0.0.0a0.dev0.tar.gz