Corrected a typo that inadvertently made its way into the docs.

Author: Alex Gaynor

docs/releases/1.5.txt

@@ -304,7 +304,7 @@ Django 1.5 also includes several smaller improvements worth noting:
 
 * Multi-column indexes can now be created on models. Read the
  :attr:`~django.db.models.Options.index_together` documentation for more
- infomration.
+ information.
 
 Backwards incompatible changes in 1.5
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