loongson/pypi: links for cambio

loongson/mirror cambio-0.0.4.tar.gz
loongson/mirror cambio-0.0.3.tar.gz
loongson/mirror cambio-0.0.2.tar.gz
loongson/mirror cambio-0.0.1.tar.gz
loongson/mirror cambio-0.0.0.tar.gz