loongson/pypi: links for instax

loongson/mirror instax-0.1.6.tar.gz
loongson/mirror instax-0.1.5.tar.gz
loongson/mirror instax-0.1.4.tar.gz
loongson/mirror instax-0.1.2.tar.gz
loongson/mirror instax-0.1.tar.gz