[VOL-1778] : changes to derive onu adapter name dynamically

Change-Id: If68993ec5da7ba666c5dfae5eceb99e5acf0d1ba
diff --git a/adaptercore/device_handler.go b/adaptercore/device_handler.go
index ba4040f..b686c8d 100644
--- a/adaptercore/device_handler.go
+++ b/adaptercore/device_handler.go
@@ -765,7 +765,7 @@
 			return
 		}
 		if onuDevice, err = dh.coreProxy.ChildDeviceDetected(context.TODO(), dh.device.Id, int(parentPortNo),
-			"brcm_openomci_onu", int(channelID),
+			"", int(channelID),
 			string(onuDiscInd.SerialNumber.GetVendorId()), sn, int64(onuID)); onuDevice == nil {
 			log.Errorw("Create onu error",
 				log.Fields{"parent_id": dh.device.Id, "ponPort": onuDiscInd.GetIntfId(),