Fix spelling.

etc/NEWS

@@ -39,7 +39,7 @@ below.  Emacs tries to warn you about these through `bad-packages-alist'.
 * Incompatible Editing Changes in Emacs 22.3
 
 ** The following input methods were removed in Emacs 22.2, but this was
-not advertized: danish-alt-postfix, esperanto-alt-postfix,
+not advertised: danish-alt-postfix, esperanto-alt-postfix,
 finnish-alt-postfix, german-alt-postfix, icelandic-alt-postfix,
 norwegian-alt-postfix, scandinavian-alt-postfix, spanish-alt-postfix,
 and swedish-alt-postfix.  Use the versions without "alt-", which are