loongson/pypi: links for mpinterfaces

loongson/mirror MPInterfaces-2020.6.19.tar.gz
loongson/mirror MPInterfaces-2020.6.19-py2.py3-none-any.whl
loongson/mirror mpinterfaces-1.1.2.tar.gz
loongson/mirror mpinterfaces-1.1.2-py2.py3-none-any.whl
loongson/mirror mpinterfaces-1.1.1.tar.gz
loongson/mirror mpinterfaces-1.1.1-py2.py3-none-any.whl