loongson/pypi: links for github-topics

loongson/mirror github-topics-2020.12.3.tar.gz
loongson/mirror github-topics-2020.7.1.tar.gz
loongson/mirror github-topics-2019.4.13.tar.gz
loongson/mirror github-topics-2019.3.22.tar.gz
loongson/mirror github_topics-2019.3.22-py2.py3-none-any.whl
loongson/mirror github-topics-2019.2.25.tar.gz
loongson/mirror github_topics-2019.2.25-py2.py3-none-any.whl