loongson/mirror: links for defn

loongson/mirror defn-0.0.1a7.tar.gz
loongson/mirror defn-0.0.1a7-py3-none-any.whl
loongson/mirror defn-0.0.1a2-py3-none-any.whl
loongson/mirror defn-0.0.1a1-py3-none-any.whl