powerpc/simpleboot: fix comment

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: linuxppc-dev@lists.ozlabs.org
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
1 file changed