xfs: remove the redundant word in comment

Just remove the redundant word "being" in comment.
Signed-off-by: Zeng Heng <zengheng4@huawei.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Signed-off-by: Dave Chinner <david@fromorbit.com>

fs/xfs/xfs_inode_item.c

@@ -550,7 +550,7 @@ xfs_inode_item_push(
 
 	if (!bp || (ip->i_flags & XFS_ISTALE)) {
 		/*
-		 * Inode item/buffer is being being aborted due to cluster
+		 * Inode item/buffer is being aborted due to cluster
 		 * buffer deletion. Trigger a log force to have that operation
 		 * completed and items removed from the AIL before the next push
 		 * attempt.