loongson/pypi: links for cstb-core

loongson/mirror CSTB_core-2.2.1.tar.gz
loongson/mirror CSTB_core-2.2.tar.gz
loongson/mirror CSTB_core-2.1.tar.gz
loongson/mirror CSTB_core-2.0.tar.gz
loongson/mirror CSTB_core-1.2.tar.gz
loongson/mirror CSTB_core-1.0.tar.gz
loongson/mirror CSTB_core-0.1.tar.gz
loongson/mirror CSTB_core-0.1-py3-none-any.whl