UBIFS: Fix trivial typo in power_cut_emulated()

s/withing/within/

Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index d0bcf92..7ed13e1 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -2462,7 +2462,7 @@
 
 			if (chance(1, 2)) {
 				d->pc_delay = 1;
-				/* Fail withing 1 minute */
+				/* Fail within 1 minute */
 				delay = prandom_u32() % 60000;
 				d->pc_timeout = jiffies;
 				d->pc_timeout += msecs_to_jiffies(delay);