loongson/pypi: links for greenrocket

loongson/mirror GreenRocket-0.30.tar.gz
loongson/mirror GreenRocket-0.22.tar.gz
loongson/mirror GreenRocket-0.21.tar.gz
loongson/mirror GreenRocket-0.20.tar.gz
loongson/mirror GreenRocket-0.11.tar.gz
loongson/mirror GreenRocket-0.1.tar.gz