[1.2.X] Fixed #17846 -- Made a note about the micro-version in which …

…a security fix for URLField was introduced in the 1.2.X branch more accurate.

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@17677 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/ref/models/fields.txt

@@ -827,7 +827,7 @@ A :class:`CharField` for a URL. Has one extra optional argument:
     validating a URL being served by the same server will hang. This should not
     be a problem for multithreaded servers.
 
-.. versionchanged:: 1.2
+.. versionchanged:: 1.2.6
 
     The default value of ``verify_exists`` has been changed to
     ``False``. This argument should not be set to ``True`` because it