qcacmn: Do not flush scan results for sched scan

Scan results are flushed as part of sched scan start
which could result in subsequent connect to fail as
bss is removed from scan list.

Fix is to not flush scan results as part of sched
scan start.

Change-Id: I0cbc0fb707db0be4890b840b72c8126a7c5ff54b
CRs-Fixed: 2045834

os_if/linux/scan/src/wlan_cfg80211_scan.c

@@ -211,7 +211,6 @@ int wlan_cfg80211_sched_scan_start(struct wlan_objmgr_pdev *pdev,
 		return -EBUSY;
 	}
 
-	ucfg_scan_flush_results(pdev, NULL);
 	if (ucfg_scan_get_pdev_status(pdev) !=
 	   SCAN_NOT_IN_PROGRESS) {
 		status = wlan_abort_scan(pdev,