loongson/pypi: links for transfer-flatfile-format

loongson/mirror transfer_flatfile_format-0.1.3.tar.gz
loongson/mirror transfer_flatfile_format-0.1.3-py3-none-any.whl
loongson/mirror transfer_flatfile_format-0.1.2.tar.gz
loongson/mirror transfer_flatfile_format-0.1.2-py3-none-any.whl
loongson/mirror transfer_flatfile_format-0.1.0.tar.gz
loongson/mirror transfer_flatfile_format-0.1.0-py3-none-any.whl