PXA: Drop XM250 board

The board is unmaintained and maintainer doesn't respond.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: Anatolij Gustschin <agust@denx.de>
diff --git a/doc/README.scrapyard b/doc/README.scrapyard
index 68bbfee..07f0024 100644
--- a/doc/README.scrapyard
+++ b/doc/README.scrapyard
@@ -11,6 +11,7 @@
 
 Board	Arch	CPU	removed	    Commit	last known maintainer/contact
 =============================================================================
+xm250   arm     pxa     c746cdd   2011-25-11
 pleb2   arm     pxa     b185a1c   2011-25-11
 cradle  arm     pxa     4e24f8a   2011-25-11    Kyle Harris <kharris@nexus-tech.net>
 cerf250 arm     pxa     a3f1241   2011-25-11    Prakash Kumar <prakash@embedx.com>