loongson/pypi: links for fixedpointjax

loongson/mirror FixedPointJAX-0.0.25.tar.gz
loongson/mirror FixedPointJAX-0.0.25-py3-none-any.whl
loongson/mirror FixedPointJAX-0.0.20.tar.gz
loongson/mirror FixedPointJAX-0.0.20-py3-none-any.whl