powerpc: ppc4xx: remove alpr support

This has not been converted to Generic Board, so should be removed.
(See doc/README.generic-board for details.)

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Stefan Roese <sr@denx.de>
diff --git a/doc/README.scrapyard b/doc/README.scrapyard
index fb1ed42..cdb2b6e 100644
--- a/doc/README.scrapyard
+++ b/doc/README.scrapyard
@@ -12,7 +12,8 @@
 
 Board            Arch        CPU            Commit      Removed     Last known maintainer/contact
 =================================================================================================
-cam_enc_4xx      arm         arm926ejs      -           -           Heiko Schocher <hs@denx.de>
+alpr             powerpc     ppc4xx         -           -           Stefan Roese <sr@denx.de>
+cam_enc_4xx      arm         arm926ejs      8d775763    2015-08-20  Heiko Schocher <hs@denx.de>
 atstk1003        avr32       -              e5354b8a    2015-06-10  Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
 atstk1004        avr32       -              e5354b8a    2015-06-10  Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
 atstk1006        avr32       -              e5354b8a    2015-06-10  Haavard Skinnemoen <haavard.skinnemoen@atmel.com>