loongson/pypi: links for exul

loongson/mirror exul-0.0.4-py3-none-any.whl
loongson/mirror exul-0.0.3-py3-none-any.whl
loongson/mirror exul-0.0.2-py3-none-any.whl
loongson/mirror exul-0.0.1.tar.gz
loongson/mirror exul-0.0.1-py3-none-any.whl