upgrade to libxml 2.4.8

libxml/libxml.spec

@@ -31,7 +31,7 @@ Packager:     The OpenPKG Project
 Distribution: OpenPKG [EXP]
 Group:        SGML
 License:      LGPL
-Version:      2.4.7
+Version:      2.4.8
 Release:      %{l_branch}.0
 
 #   list of sources