[MM-31359] remove duplicated error logs (#16583)

* remove duplicated error logs

* reflect review comments

* add context

* add error details

services/awsmeter/awsmeter.go

@@ -53,7 +53,7 @@ func New(store store.Store, config *model.Config) *AwsMeter {
 
 	service, err := newAWSMarketplaceMeteringService()
 	if err != nil {
-		mlog.Error("newAWSMeterService", mlog.String("error", err.Error()))
+		mlog.Debug("Could not create AWS metering service", mlog.String("error", err.Error()))
 		return nil
 	}
 

services/mailservice/mail.go

@@ -184,7 +184,6 @@ func NewSMTPClientAdvanced(ctx context.Context, conn net.Conn, hostname string,
 	if hostname != "" {
 		err := c.Hello(hostname)
 		if err != nil {
-			mlog.Error("Failed to to set the HELO to SMTP server", mlog.Err(err))
 			return nil, model.NewAppError("SendMail", "utils.mail.connect_smtp.helo.app_error", nil, err.Error(), http.StatusInternalServerError)
 		}
 	}