loongson/pypi: links for python-csv2json

loongson/mirror python-csv2json-0.4.8.tar.gz
loongson/mirror python_csv2json-0.4.8-py3-none-any.whl
loongson/mirror python-csv2json-0.4.7.tar.gz
loongson/mirror python_csv2json-0.4.7-py3-none-any.whl
loongson/mirror python-csv2json-0.4.6.tar.gz
loongson/mirror python_csv2json-0.4.6-py3-none-any.whl