qcacmn: Add missing qdf_spinlock_destroy() to free debug cookie

Add missing qdf_spinlock_destroy() to destroy spin lock debug cookie
for SLUB build. For normal builds, qdf_spinlock_destroy() is a NO-OP
function.

Change-Id: If5a3843a468e460952dc64f0e6b5b1fba05ebbb3
CRs-Fixed: 2078940
4 files changed