qcacld-3.0: Avoid un-initialized access to arp rsp_stats

In function wma_get_arp_stats_handler avoid un-initialized
access to arp rsp_stats by initializing it to 0s.

Change-Id: I95c41f89740bff276ed5c6736b4ad9da3ef6ce87
CRs-Fixed: 2232401

core/wma/src/wma_features.c

@@ -5207,7 +5207,7 @@ int wma_get_arp_stats_handler(void *handle, uint8_t *data,
 	wmi_vdev_get_arp_stats_event_fixed_param *data_event;
 	wmi_vdev_get_connectivity_check_stats *connect_stats_event;
 	uint8_t *buf_ptr;
-	struct rsp_stats rsp;
+	struct rsp_stats rsp = {0};
 	tpAniSirGlobal mac = cds_get_context(QDF_MODULE_ID_PE);
 
 	if (!mac) {