loongson/pypi: links for packpy

loongson/mirror packpy-0.1.12.tar.gz
loongson/mirror packpy-0.1.11.tar.gz
loongson/mirror packpy-0.1.10.tar.gz
loongson/mirror packpy-0.1.9.tar.gz
loongson/mirror packpy-0.1.8.tar.gz