[1.2.X] Fixed #14819 -- Corrected typo in serializer docstring. Thank…

…s to stringify for the report and patch.

Backport of r14789 from trunk.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@14792 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/core/serializers/__init__.py

@@ -36,7 +36,7 @@
 _serializers = {}
 
 def register_serializer(format, serializer_module, serializers=None):
-    """"Register a new serializer.
+    """Register a new serializer.
 
     ``serializer_module`` should be the fully qualified module name
     for the serializer.