marked dms as non-usable with the serialization library

[SVN r29561]

status/explicit-failures-markup.xml

@@ -1205,7 +1205,7 @@ for more information.
             <toolset name="acc" />
             <toolset name="vacpp" />
             <toolset name="mipspro" />
-            <toolset name="dms" />
+            <toolset name="dmc" />
             <toolset name="sunpro-5_3-sunos" />
             <note author="Robert Ramey" date="13 Jul 2004" refid="9,17,18"/>
         </mark-unusable>