loongson/pypi: links for stxnext-varnishpurger

loongson/mirror stxnext.varnishpurger-0.3.0.tar.gz
loongson/mirror stxnext.varnishpurger-0.2.0.tar.gz
loongson/mirror stxnext.varnishpurger-0.1.2.tar.gz
loongson/mirror stxnext.varnishpurger-0.1.1.tar.gz
loongson/mirror stxnext.varnishpurger-0.1.0.tar.gz
loongson/mirror stxnext.varnishpurger-0.0.3.tar.gz