loongson/pypi: links for jupyter-libyt

loongson/mirror jupyter_libyt-0.3.0.tar.gz
loongson/mirror jupyter_libyt-0.3.0-py3-none-any.whl
loongson/mirror jupyter_libyt-0.2.0.tar.gz
loongson/mirror jupyter_libyt-0.2.0-py3-none-any.whl
loongson/mirror jupyter_libyt-0.1.0.tar.gz
loongson/mirror jupyter_libyt-0.0.1.tar.gz