loongson/pypi: links for visualmath

loongson/mirror VISualMAth-1.0.0.0.tar.gz
loongson/mirror VISualMAth-1.0.0.0-py3-none-any.whl
loongson/mirror VISualMAth-0.2.2-py3-none-any.whl
loongson/mirror VISualMAth-0.2.1.tar.gz
loongson/mirror VISualMAth-0.2.1-py3-none-any.whl
loongson/mirror VISualMAth-0.2.0.tar.gz
loongson/mirror VISualMAth-0.2.0-py3-none-any.whl