loongson/pypi: links for siritvis

loongson/mirror SIRITVIS-2.0.0.tar.gz
loongson/mirror SIRITVIS-1.1.8.tar.gz
loongson/mirror SIRITVIS-1.1.7.1.tar.gz
loongson/mirror SIRITVIS-1.1.7.tar.gz
loongson/mirror SIRITVIS-1.1.3.tar.gz