loongson/mirror: links for m9s-printer-cups

loongson/mirror m9s_printer_cups-7.0.0.tar.gz
loongson/mirror m9s_printer_cups-7.0.0-py3-none-any.whl
loongson/mirror m9s_printer_cups-6.0.0.tar.gz
loongson/mirror m9s_printer_cups-6.0.0-py3-none-any.whl