qcacld-3.0: Cleanup INI CFG_DROP_BCN_ON_CHANNEL_MISMATCH

Scan component will do default value initialization,
remove the config from HDD.

Change-Id: I1b14a135566b40db757b81920c5d9775d56d039f
CRs-Fixed: 2375196

core/hdd/src/wlan_hdd_main.c

@@ -14477,9 +14477,6 @@ static int hdd_update_scan_config(struct hdd_context *hdd_ctx)
 		hdd_err("failed pmo psoc configuration");
 		return -EINVAL;
 	}
-	ucfg_scan_set_global_config(
-		psoc, SCAN_CFG_DROP_BCN_ON_CHANNEL_MISMATCH,
-		cfg_get(psoc, CFG_DROP_BCN_ON_CHANNEL_MISMATCH));
 
 	return 0;
 }