ARM: clps711x: autcpu12: Remove incorrect config checking

This patch removes incorrect config symbols checking since these
symbols not contain "CONFIG_" prefix. Anyway, checking is unneeded
here and this patch remove it completely.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Olof Johansson <olof@lixom.net>