find-api-violations: fix a broken grep pattern

One of the grep patterns in find-api-violations is mistaken for a
(broken) range specifier when LC_ALL=C, so fix it to work properly.
This was found by wiring up the script to xfstests.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>

1 file changed