loongson/pypi: links for vlk-django-jsonfield

loongson/mirror vlk-django-jsonfield-1.2.1.tar.gz
loongson/mirror vlk-django-jsonfield-1.2.tar.gz
loongson/mirror vlk-django-jsonfield-1.1.tar.gz
loongson/mirror vlk-django-jsonfield-1.0.tar.gz