ppc4xx: remove DP405 board

Signed-off-by: Matthias Fuchs <matthias.fuchs@esd.eu>
diff --git a/doc/README.scrapyard b/doc/README.scrapyard
index 4677b6b..6f7598f 100644
--- a/doc/README.scrapyard
+++ b/doc/README.scrapyard
@@ -12,6 +12,8 @@
 
 Board            Arch        CPU            Commit      Removed     Last known maintainer/contact
 =================================================================================================
+DP405            ppc4xx      405ep          -           -           Matthias Fuchs <matthias.fuchs@esd.eu>
+CPCIISER4        ppc4xx      405gp          -           -           Matthias Fuchs <matthias.fuchs@esd.eu>
 CMS700           ppc4xx      405ep          -           -           Matthias Fuchs <matthias.fuchs@esd.eu>
 ASH405           ppc4xx      405ep          -           -           Matthias Fuchs <matthias.fuchs@esd.eu>
 AR405            ppc4xx      405gpr         -           -           Matthias Fuchs <matthias.fuchs@esd.eu>