loongson/pypi: links for py-message-prototypes

loongson/mirror py-message-prototypes-0.2.1.tar.gz
loongson/mirror py_message_prototypes-0.2.1-py3-none-any.whl
loongson/mirror py-message-prototypes-0.2.0.tar.gz
loongson/mirror py_message_prototypes-0.2.0-py3-none-any.whl
loongson/mirror py-message-prototypes-0.1.0.tar.gz
loongson/mirror py_message_prototypes-0.1.0-py3-none-any.whl