loongson/pypi: links for appengine-clean

loongson/mirror appengine_clean-0.1.6.tar.gz
loongson/mirror appengine_clean-0.1.6-py3-none-any.whl
loongson/mirror appengine_clean-0.1.5.tar.gz
loongson/mirror appengine_clean-0.1.5-py3-none-any.whl
loongson/mirror appengine_clean-0.1.4.tar.gz
loongson/mirror appengine_clean-0.1.4-py3-none-any.whl