loongson/pypi: links for clastengine

loongson/mirror ClastEngine-0.5.6.tar.gz
loongson/mirror ClastEngine-0.5.6-py3-none-any.whl
loongson/mirror ClastEngine-0.5.5.tar.gz
loongson/mirror ClastEngine-0.5.tar.gz
loongson/mirror ClastEngine-0.5-py3-none-any.whl