qcacld-3.0: Enable CONFIG_HALT_KMEMLEAK in Kbuild

Enable CONFIG_HALT_KMEMLEAK in Kbuild such that panic
can be trigerred on memory leak and issues are debugged
on priority.

Change-Id: Iadc0604f842c7b2d63da65054840499b23990a36
CRs-Fixed: 2030989

Kbuild

@@ -1616,6 +1616,7 @@ endif
 ifeq ($(CONFIG_SLUB_DEBUG_ON),y)
 CDEFINES += -DTIMER_MANAGER
 CDEFINES += -DMEMORY_DEBUG
+CDEFINES += -DCONFIG_HALT_KMEMLEAK
 CDEFINES += -DWLAN_SUSPEND_RESUME_TEST
 endif