[POWERPC] Spelling fixes: arch/ppc/

Spelling fixes in arch/ppc/.

Signed-off-by: Simon Arlott <simon@fire.lp0.eu>
Signed-off-by: Paul Mackerras <paulus@samba.org>
diff --git a/arch/ppc/boot/simple/misc-embedded.c b/arch/ppc/boot/simple/misc-embedded.c
index 10219ee..8a08ad3 100644
--- a/arch/ppc/boot/simple/misc-embedded.c
+++ b/arch/ppc/boot/simple/misc-embedded.c
@@ -136,7 +136,7 @@
 
 	/*
 	 * We link ourself to an arbitrary low address.  When we run, we
-	 * relocate outself to that address.  __image_being points to
+	 * relocate ourself to that address.  __image_being points to
 	 * the part of the image where the zImage is. -- Tom
 	 */
 	zimage_start = (char *)(unsigned long)(&__image_begin);