[MM-31573] update log levels for the app package (#16629)

* update log levels for the app package

* reflect review comments

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

app/command.go

@@ -185,7 +185,7 @@ func (a *App) ExecuteCommand(args *model.CommandArgs) (*model.CommandResponse, *
 
 	clientTriggerId, triggerId, appErr := model.GenerateTriggerId(args.UserId, a.AsymmetricSigningKey())
 	if appErr != nil {
-		mlog.Error("error occurred in generating trigger Id for a user ", mlog.Err(appErr))
+		mlog.Warn("error occurred in generating trigger Id for a user ", mlog.Err(appErr))
 	}
 
 	args.TriggerId = triggerId