loongson/mirror: links for xson

loongson/mirror xson-1.1.1.tar.gz
loongson/mirror xson-1.1.1-py3-none-any.whl
loongson/mirror xson-1.1.0.tar.gz
loongson/mirror xson-1.1.0-py3-none-any.whl
loongson/mirror xson-1.0.4.tar.gz
loongson/mirror xson-1.0.4-py3-none-any.whl
loongson/mirror xson-1.0.3.tar.gz
loongson/mirror xson-1.0.1.tar.gz
loongson/mirror xson-1.0.0.tar.gz