Replace ungettext by ngettext following deprecation

See https://docs.djangoproject.com/en/4.0/releases/3.0/#deprecated-features-3-0

survey/actions.py

@@ -1,13 +1,13 @@
 from django.utils.translation import gettext_lazy as _
-from django.utils.translation import ungettext
+from django.utils.translation import ngettext
 
 
 def make_published(modeladmin, request, queryset):
     """
     Mark the given survey as published
     """
     count = queryset.update(is_published=True)
-    message = ungettext(
+    message = ngettext(
         "%(count)d survey was successfully marked as published.",
         "%(count)d surveys were successfully marked as published",
         count,

survey/decorators.py

@@ -4,7 +4,7 @@
 
 from django.contrib import messages
 from django.shortcuts import Http404, get_object_or_404, redirect, reverse
-from django.utils.translation import ugettext
+from django.utils.translation import gettext_lazy as _
 
 from survey.models import Survey
 
@@ -24,7 +24,7 @@ def survey_check(self, request, *args, **kwargs):
         if survey.expire_date < date.today():
             msg = "Survey is not published anymore. It was published until: '%s'."
             logging.warning(msg, survey.expire_date)
-            messages.warning(request, ugettext("This survey has expired for new submissions."))
+            messages.warning(request, _("This survey has expired for new submissions."))
             return redirect(reverse("survey-list"))
         if survey.publish_date > date.today():
             msg = "Survey is not yet published. It is due: '%s'."

survey/exporter/tex/question2tex.py

@@ -2,7 +2,7 @@
 
 from django.conf import settings
 from django.utils.translation import gettext_lazy as _
-from django.utils.translation import ungettext
+from django.utils.translation import ngettext
 
 from survey.models import Question
 
@@ -60,7 +60,7 @@ def get_caption_min_cardinality(self):
         if self.min_cardinality > 0:
             caption += "{} {} ".format(
                 _("with"),
-                ungettext(
+                ngettext(
                     "%(min_cardinality)d respondents or more",
                     "%(min_cardinality)d respondent or more",
                     self.min_cardinality,