qcacmn: Update roam trigger sub-reason

Update roam trigger sub-reason for common roam
and wlan diag event need update to user space.

Change-Id: I66733736d9148e3748c653d4b43a1aa6d2f438cf
CRs-Fixed: 3459385

wmi/src/wmi_unified_tlv.c

@@ -18994,6 +18994,8 @@ extract_roam_trigger_stats_tlv(wmi_unified_t wmi_handle, void *evt_buf,
 		trig_reason = cmn_data->trigger_reason;
 		trig->trigger_reason =
 			wmi_convert_fw_to_cm_trig_reason(trig_reason);
+		trig->trigger_sub_reason =
+			wmi_convert_roam_sub_reason(cmn_data->trigger_sub_reason);
 		trig->timestamp = cmn_data->timestamp;
 		trig->common_roam = true;
 	} else if (src_data) {