[VOL-5547] Optimize INFO logs for periodic and ondemand metrics collection, alarm processing and ONU SW upgrade

Change-Id: Ide2397fead3f6c4e41f792a4c7078c7b03ebff6f
Signed-off-by: bseeniva <balaji.seenivasan@radisys.com>
diff --git a/internal/pkg/core/openonu.go b/internal/pkg/core/openonu.go
index 8d3d1a6..19afb48 100755
--- a/internal/pkg/core/openonu.go
+++ b/internal/pkg/core/openonu.go
@@ -539,7 +539,7 @@
 			return resp, nil
 		case *extension.GetValueRequest_OnuAllocGemStats:
 			resp := handler.getONUGEMStatsInfo(ctx)
-			logger.Infow(ctx, "Received response for on demand GEM counters ", log.Fields{"response": resp})
+			logger.Infow(ctx, "Received response for onu Alloc Gem Stats ", log.Fields{"response": resp})
 			return resp, nil
 		case *extension.GetValueRequest_FecHistory:
 			return handler.getOnuFECStats(ctx), nil
@@ -607,7 +607,7 @@
 					firstDevice = false
 					vendorID = onuVolthaDevice.VendorId
 					imageIdentifier = vendorID + imageIdentifier //head on vendor ID of the ONU
-					logger.Infow(ctx, "download request for file",
+					logger.Debugw(ctx, "download request for file",
 						log.Fields{"device-id": loDeviceID, "image-id": imageIdentifier})
 
 					// call the StartDownload synchronously to detect 'immediate' download problems