loongson/pypi: links for boardutils

loongson/mirror boardutils-0.7.2-py3-none-any.whl
loongson/mirror boardutils-0.7.1-py3-none-any.whl
loongson/mirror boardutils-0.7.0-py3-none-any.whl
loongson/mirror boardutils-0.6.0-py3-none-any.whl
loongson/mirror boardutils-0.5.0-py3-none-any.whl