loongson/pypi: links for alan

loongson/mirror alan-0.4.2.linux-x86_64.tar.gz
loongson/mirror alan-0.4.1.tar.gz
loongson/mirror alan-0.4.1-py3-none-any.whl
loongson/mirror alan-0.4.tar.gz
loongson/mirror alan-0.4-py3-none-any.whl