[MM-31360] downgrade error logs which doesn't break the flow (#16612)

* downgrade error logs which doesn't break the flow

* reflect revivew comments

services/awsmeter/awsmeter.go

@@ -81,8 +81,7 @@ func newAWSMarketplaceMeteringService() (*marketplacemetering.MarketplaceMeterin
 
 	_, err = creds.Get()
 	if err != nil {
-		mlog.Error("session is invalid", mlog.String("error", err.Error()))
-		return nil, errors.New("cannot obtain credentials")
+		return nil, errors.Wrap(err, "cannot obtain credentials")
 	}
 
 	return marketplacemetering.New(session.Must(session.NewSession(&aws.Config{
@@ -102,11 +101,11 @@ func (awsm *AwsMeter) GetUserCategoryUsage(dimensions []string, startTime time.T
 		case model.AWS_METERING_DIMENSION_USAGE_HRS:
 			userCount, err = awsm.store.User().AnalyticsActiveCountForPeriod(model.GetMillisForTime(startTime), model.GetMillisForTime(endTime), model.UserCountOptions{})
 			if err != nil {
-				mlog.Error("Failed to obtain usage data", mlog.String("dimension", dimension), mlog.String("start", startTime.String()), mlog.Int64("count", userCount), mlog.Err(err))
+				mlog.Warn("Failed to obtain usage data", mlog.String("dimension", dimension), mlog.String("start", startTime.String()), mlog.Int64("count", userCount), mlog.Err(err))
 				continue
 			}
 		default:
-			mlog.Error("Dimension does not exist!", mlog.String("dimension", dimension))
+			mlog.Debug("Dimension does not exist!", mlog.String("dimension", dimension))
 			continue
 		}