loongson/pypi: links for proteinmpnn

loongson/mirror proteinmpnn-0.1.3.tar.gz
loongson/mirror proteinmpnn-0.1.3-py3-none-any.whl
loongson/mirror proteinmpnn-0.1.2.tar.gz
loongson/mirror proteinmpnn-0.1.2-py3-none-any.whl