misc: use django.urls

src/authentic2_auth_fedict/views.py

@@ -15,7 +15,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 from django.core import signing
-from django.core.urlresolvers import reverse
+from django.urls import reverse
 from django.db import transaction
 from django.http import HttpResponseRedirect
 from django.views.decorators.csrf import csrf_exempt