[fix]: 兼容django 3 (#5038)

* chore(django): 修改版本依赖

* [fix]: 兼容django 3

* fix(merge): 去掉不用的JSONField

* fix(requirements): 修改加密库的版本

Co-authored-by: ibuler <ibuler@qq.com>

apps/authentication/backends/api.py

@@ -6,7 +6,7 @@ import time
 
 from django.core.cache import cache
 from django.utils.translation import ugettext as _
-from django.utils.six import text_type
+from six import text_type
 from django.contrib.auth import get_user_model
 from django.contrib.auth.backends import ModelBackend
 from rest_framework import HTTP_HEADER_ENCODING