loongson/mirror: links for hfdl

loongson/mirror hfdl-0.4.0.tar.gz
loongson/mirror hfdl-0.4.0-py3-none-any.whl
loongson/mirror hfdl-0.2.3.tar.gz
loongson/mirror hfdl-0.2.3-py3-none-any.whl