loongson/pypi: links for approximation

loongson/mirror Approximation-1.0.2.tar.gz
loongson/mirror Approximation-1.0.2-py3-none-any.whl
loongson/mirror Approximation-1.0.1.tar.gz
loongson/mirror Approximation-1.0.1-py3-none-any.whl
loongson/mirror Approximation-1.0.0.tar.gz
loongson/mirror Approximation-1.0.0-py3-none-any.whl