qcacmn: Copy BTM token from roam trigger event

BTM token value is always 0 in the BTM logs.
Copy btm token from the roam_trigger_data tlv in
the roam stats event.

Change-Id: Iebfb07c5a05bad202fbd5a2f52ddcee5243dedb8
CRs-Fixed: 3075276

wmi/src/wmi_unified_tlv.c

@@ -15317,6 +15317,7 @@ extract_roam_trigger_stats_tlv(wmi_unified_t wmi_handle, void *evt_buf,
 				src_data->btm_bss_termination_timeout;
 		trig->btm_trig_data.btm_mbo_assoc_retry_timeout =
 				src_data->btm_mbo_assoc_retry_timeout;
+		trig->btm_trig_data.token = src_data->btm_req_dialog_token;
 		if ((btm_idx + trig->btm_trig_data.candidate_list_count) <
 		    param_buf->num_roam_btm_request_candidate_info)
 			extract_roam_11kv_candidate_info(