Fix a silly typo in the manual page for the GETPARENTS ioctl.
Cc: linux-xfs@vger.kernel.org # v6.10.0 Fixes: a24294c252d4a6 ("man: document the XFS_IOC_GETPARENTS ioctl") Signed-off-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de>