loongson/pypi: links for snitch2

loongson/mirror snitch2-0.3.0-py2-none-any.whl
loongson/mirror snitch2-0.2.3.tar.gz
loongson/mirror snitch2-0.2.2.tar.gz
loongson/mirror snitch2-0.2.1.tar.gz
loongson/mirror snitch2-0.2.0.tar.gz
loongson/mirror snitch2-0.1.1.tar.gz
loongson/mirror snitch2-0.1.0.tar.gz