loongson/pypi: links for buff-package

loongson/mirror buff-package-0.0.3.tar.gz
loongson/mirror buff_package-0.0.3-py3-none-any.whl
loongson/mirror buff-package-0.0.2.tar.gz
loongson/mirror buff_package-0.0.2-py3-none-any.whl
loongson/mirror buff-package-0.0.1.tar.gz
loongson/mirror buff_package-0.0.1-py3-none-any.whl