loongson/pypi: links for bucketman

loongson/mirror bucketman-0.3.1-py3-none-any.whl
loongson/mirror bucketman-0.3.0-py3-none-any.whl
loongson/mirror bucketman-0.2.0-py3-none-any.whl
loongson/mirror bucketman-0.1.0-py3-none-any.whl