teach the desktop target about the new kde repository name

git-svn-id: http://www.rocklinux.org/svn/rock-linux/trunk@2417 c5f82cb5-29bc-0310-9cd0-bff59a50e3bc

target/desktop/config.in

@@ -39,7 +39,7 @@ pkgfilter sed '
 / x86 /		{ p; d; };
 
 / x11 /		{ p; d; };
-/ kde31 /	{ p; d; };
+/ kde /		{ p; d; };
 / gnome14 /	{ p; d; };
 / gnome24 /	{ p; d; };