Fix SC2064 issue.
Use single quotes, otherwise trap expands now rather than
when signalled.
Change-Id: I0b3a9157f52eed037e8d217f639c64d6876ec1e1
Signed-off-by: Karol Latecki <karol.latecki@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/464655
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
Reviewed-by: Pawel Kaminski <pawelx.kaminski@intel.com>
90c84ec532