loongson/pypi: links for eruptr

loongson/mirror eruptr-20.12.3.tar.gz
loongson/mirror eruptr-20.12.3-py3-none-any.whl
loongson/mirror eruptr-20.12.2.tar.gz
loongson/mirror eruptr-20.12.2-py3-none-any.whl
loongson/mirror eruptr-20.12.1.tar.gz
loongson/mirror eruptr-20.12.1-py3-none-any.whl