[test] add binary path for SLES15 SP14

On SLES15 SP4, 'kdestroy' binary is under /usr/lib/mit/bin.  Prior to
this patch, several scenarios from 'mini_kdc-test', 'security-itest',
and 'external_mini_cluster-test' would fail to find the binary.

Change-Id: Ib616a19b2b079755c94b72859cfab353a8615080
Reviewed-on: http://gerrit.cloudera.org:8080/21248
Tested-by: Alexey Serbin <alexey@apache.org>
Reviewed-by: Abhishek Chennaka <achennaka@cloudera.com>
1 file changed