loongson/pypi: links for cactusserializer

loongson/mirror CactusSerializer-3.0.0.tar.gz
loongson/mirror CactusSerializer-3.0.0-py3-none-any.whl
loongson/mirror CactusSerializer-2.0.0.tar.gz
loongson/mirror CactusSerializer-2.0.0-py3-none-any.whl
loongson/mirror CactusSerializer-1.0.0.tar.gz
loongson/mirror CactusSerializer-1.0.0-py3-none-any.whl