loongson/pypi: links for msgpickle

loongson/mirror msgpickle-1.4.1.tar.gz
loongson/mirror msgpickle-1.4.1-py3-none-any.whl
loongson/mirror msgpickle-1.2.1.tar.gz
loongson/mirror msgpickle-1.2.1-py3-none-any.whl
loongson/mirror msgpickle-1.1.1.tar.gz
loongson/mirror msgpickle-1.1.1-py3-none-any.whl
loongson/mirror msgpickle-1.0.1.tar.gz
loongson/mirror msgpickle-1.0.1-py3-none-any.whl
loongson/mirror msgpickle-1.0.0.tar.gz
loongson/mirror msgpickle-1.0.0-py3-none-any.whl