qcacmn: Enable EXTSCAN cycle start and completed events

qcacld-2.0 to qcacld-3.0 propagation

Enable firmware to send WMI_EXTSCAN_CYCLE_STARTED_EVENT and
WMI_EXTSCAN_CYCLE_COMPLETED_EVENT instead of
WMI_EXTSCAN_BUCKET_COMPLETED_EVENT as per Android N requirements.
This change is required to complete the propagation of
earlier change I399204261fa3d8515146c590630a3bb663ee801c

CRs-Fixed: 1062739
Change-Id: I5c801912828844aa3d8e2aa4f022cb184aa771c4

wmi_unified_tlv.c

@@ -5684,7 +5684,8 @@ QDF_STATUS wmi_get_buf_extscan_start_cmd(wmi_unified_t wmi_handle,
 
 		if (src_bucket->reportEvents & WMI_EXTSCAN_REPORT_EVENTS_EACH_SCAN)
 			dest_blist->notify_extscan_events =
-					WMI_EXTSCAN_BUCKET_COMPLETED_EVENT;
+					WMI_EXTSCAN_CYCLE_COMPLETED_EVENT |
+					WMI_EXTSCAN_CYCLE_STARTED_EVENT;
 
 		if (src_bucket->reportEvents &
 				WMI_EXTSCAN_REPORT_EVENTS_FULL_RESULTS) {