loongson/mirror: links for changelog-slugs

loongson/mirror changelog_slugs-0.2.0.tar.gz
loongson/mirror changelog_slugs-0.2.0-py3-none-any.whl
loongson/mirror changelog_slugs-0.1.0.tar.gz
loongson/mirror changelog_slugs-0.1.0-py3-none-any.whl