Proper link to Mailing list ARChives.

git-svn-id: https://svn.apache.org/repos/asf/xml/commons/trunk@226043 13f79535-47bb-0310-9956-ffa450edef68

src/documentation/content/xdocs/site.xml

@@ -26,7 +26,7 @@
   <getting-involved label="Getting Involved">
     <cvs label="CVS" href="http://cvs.apache.org/viewcvs/xml-commons/"/>
     <mail-lists label="Mail lists" href="index.html#mailing"/>
-    <mail-archives label="Mail Archives" href="http://marc.theaimsgroup.com/"/>
+    <mail-archives label="Mail Archives" href="http://marc.theaimsgroup.com/?l=xml-commons-dev"/>
     <issues label="Bugs and Issues" href="http://nagoya.apache.org/bugzilla/"/>
   </getting-involved>