idp_oidc: remove unused import (#44589)

src/authentic2_idp_oidc/models.py

@@ -30,7 +30,6 @@ from django.contrib.contenttypes.fields import GenericForeignKey, GenericRelatio
 
 from authentic2.a2_rbac.models import OrganizationalUnit
 from authentic2.models import Service
-from authentic2.utils import to_iter
 
 from . import utils, managers, app_settings
 

src/authentic2_idp_oidc/views.py

@@ -17,12 +17,10 @@
 import logging
 import math
 import datetime
-import json
 import base64
 import time
 
-from django.http import (HttpResponse, HttpResponseBadRequest,
-                         HttpResponseNotAllowed, JsonResponse)
+from django.http import (HttpResponse, HttpResponseNotAllowed, JsonResponse)
 from django.urls import reverse
 from django.utils import six
 from django.utils.encoding import force_text