views: fix typo in exception name

src/authentic2_formiris/views.py

@@ -17,7 +17,7 @@ def index(request):
     logger = logging.getLogger(__name__)
     try:
         restriction = models.ProfileUpdate.objects.get(user=request.user)
-    except models.ProfileUpdate:
+    except models.ProfileUpdate.DoesNotExist:
         return continue_to_next_url(request)
     if restriction.updated is not None and \
        (now() - restriction.updated) >= timedelta(days=7):