loongson/pypi: links for rattail-tutorial

loongson/mirror rattail_tutorial-0.3.2.tar.gz
loongson/mirror rattail_tutorial-0.3.1.tar.gz
loongson/mirror rattail_tutorial-0.3.0.tar.gz
loongson/mirror rattail_tutorial-0.2.0.tar.gz
loongson/mirror rattail-tutorial-0.1.0.tar.gz