xfs_scrub_fail: move executable script to /usr/libexec

Per FHS 3.0, non-PATH executable binaries are supposed to live under
/usr/libexec, not /usr/lib.  xfs_scrub_fail is an executable script,
so move it to libexec in case some distro some day tries to mount
/usr/lib as noexec or something.

Link: https://refspecs.linuxfoundation.org/FHS_3.0/fhs/ch04s07.html
Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Neal Gompa <neal@gompa.dev>
Reviewed-by: Christoph Hellwig <hch@lst.de>
3 files changed