Fixed typos in comments.

django/contrib/gis/geoip/base.py

@@ -238,7 +238,7 @@ class GeoIP(object):
 
     @property
     def city_info(self):
-        "Retuns information about the GeoIP city database."
+        "Returns information about the GeoIP city database."
         if self._city is None:
             ci = 'No GeoIP City data in "%s"' % self._city_file
         else:

django/contrib/staticfiles/storage.py

@@ -72,7 +72,7 @@ class HashedFilesMixin(object):
 
     def file_hash(self, name, content=None):
         """
-        Retuns a hash of the file with the given name and optional content.
+        Returns a hash of the file with the given name and optional content.
         """
         if content is None:
             return None