Fix settings import

src/pretix/helpers/i18n.py

@@ -22,11 +22,10 @@
 import json
 import re
 
+from django.conf import settings
 from django.utils import translation
 from django.utils.formats import get_format
 
-from pretix import settings
-
 date_conversion_to_moment = {
     '%a': 'ddd',
     '%A': 'dddd',