loongson/pypi: links for py-lightpack

loongson/mirror py-lightpack-2.2.0.tar.gz
loongson/mirror py_lightpack-2.2.0-py3-none-any.whl
loongson/mirror py-lightpack-2.1.0.tar.gz
loongson/mirror py-lightpack-2.0.0.tar.gz
loongson/mirror py-lightpack-1.0.0.tar.gz