loongson/pypi: links for pidata

loongson/mirror PIdata-0.3.1.tar.gz
loongson/mirror PIdata-0.3.1-py3-none-any.whl
loongson/mirror PIdata-0.2.2.tar.gz
loongson/mirror PIdata-0.2.1.tar.gz
loongson/mirror PIdata-0.2.tar.gz