Fix markup typo

Doc/whatsnew/whatsnew22.tex

@@ -42,7 +42,7 @@ The final release of Python 2.2 is planned for December 2001.
 
 \begin{seealso}
 
-\url{http://www.unixreview.com/documents/s=1356/urm0109h/0109h.htm}
+\seeurl{http://www.unixreview.com/documents/s=1356/urm0109h/0109h.htm}
 {``What's So Special About Python 2.2?'' is also about the new 2.2
 features, and was written by Cameron Laird and Kathryn Soraiz.}