loongson/mirror: links for pip-date

loongson/mirror pip_date-1.0.5-py3-none-any.whl
loongson/mirror pip_date-1.0.4-py3-none-any.whl
loongson/mirror pip_date-1.0.3-py3-none-any.whl
loongson/mirror pip_date-1.0.2-py3-none-any.whl
loongson/mirror pip_date-1.0.1-py3-none-any.whl