loongson/pypi: links for functional-notations

loongson/mirror functional_notations-0.5.2-py3-none-any.whl
loongson/mirror functional_notations-0.5.1-py3-none-any.whl
loongson/mirror functional_notations-0.5.0-py3-none-any.whl
loongson/mirror functional_notations-0.0.0-py3-none-any.whl