md: Fix spelling mistake in comments

There are 2 spelling mistakes in comments. Fix it.
Signed-off-by: NZhang Jiaming <jiaming@nfschina.com>
Signed-off-by: NSong Liu <song@kernel.org>
Signed-off-by: NJens Axboe <axboe@kernel.dk>

drivers/md/md-cluster.c

@@ -40,7 +40,7 @@ struct resync_info {
 
 /* Lock the send communication. This is done through
  * bit manipulation as opposed to a mutex in order to
- * accomodate lock and hold. See next comment.
+ * accommodate lock and hold. See next comment.
  */
 #define		MD_CLUSTER_SEND_LOCK			4
 /* If cluster operations (such as adding a disk) must lock the
@@ -689,7 +689,7 @@ static int lock_comm(struct md_cluster_info *cinfo, bool mddev_locked)
 	/*
 	 * If resync thread run after raid1d thread, then process_metadata_update
 	 * could not continue if raid1d held reconfig_mutex (and raid1d is blocked
-	 * since another node already got EX on Token and waitting the EX of Ack),
+	 * since another node already got EX on Token and waiting the EX of Ack),
 	 * so let resync wake up thread in case flag is set.
 	 */
 	if (mddev_locked && !test_bit(MD_CLUSTER_HOLDING_MUTEX_FOR_RECVD,