loongson/pypi: links for fall

loongson/mirror FALL-1.8.tar.gz
loongson/mirror FALL-1.8-py3-none-any.whl
loongson/mirror FALL-1.5.tar.gz
loongson/mirror FALL-1.5-py3-none-any.whl
loongson/mirror FALL-1.4.tar.gz
loongson/mirror FALL-1.4-py3-none-any.whl