Fixed typo in form wizard docs.

docs/ref/contrib/formtools/form-wizard.txt

@@ -528,7 +528,7 @@ We define our wizard in a ``views.py``::
 
 We need to add the ``ContactWizard`` to our ``urls.py`` file::
 
-    from django.conf.urls import pattern
+    from django.conf.urls import patterns
 
     from myapp.forms import ContactForm1, ContactForm2
     from myapp.views import ContactWizard, show_message_form_condition