Authorization templates are in french

Signed-off-by: Emmy D'Anello <emmy.danello@animath.fr>

registration/views.py

@@ -16,7 +16,7 @@ from django.http import FileResponse, Http404
 from django.shortcuts import redirect, resolve_url
 from django.template.loader import render_to_string
 from django.urls import reverse_lazy
-from django.utils import timezone
+from django.utils import timezone, translation
 from django.utils.crypto import get_random_string
 from django.utils.http import urlsafe_base64_decode
 from django.utils.translation import gettext_lazy as _
@@ -390,6 +390,8 @@ class AuthorizationTemplateView(TemplateView):
     def get_context_data(self, **kwargs):
         context = super().get_context_data(**kwargs)
 
+        translation.activate("fr")
+
         if "registration_id" in self.request.GET:
             registration = Registration.objects.get(pk=self.request.GET.get("registration_id"))
             # Don't get unwanted information