Fixed #22218 -- Deprecated django.conf.urls.patterns.

Thanks Carl Meyer for the suggestion and Alex Gaynor and Carl for reviews.

tests/i18n/patterns/urls/namespace.py

@@ -1,11 +1,11 @@
-from django.conf.urls import patterns, url
+from django.conf.urls import url
 from django.utils.translation import ugettext_lazy as _
 from django.views.generic import TemplateView
 
 
 view = TemplateView.as_view(template_name='dummy.html')
 
-urlpatterns = patterns('',
+urlpatterns = [
     url(_(r'^register/$'), view, name='register'),
     url(_(r'^register-without-slash$'), view, name='register-without-slash'),
-)
+]