removed new terminal from context

packages/terminal-extension/src/index.ts

@@ -179,7 +179,6 @@ function activate(app: JupyterLab, services: IServiceManager, mainMenu: IMainMen
     });
   }
 
-  app.contextMenu.addItem({command: CommandIDs.createNew, selector: '.jp-TerminalWidget', rank: 0});
   app.contextMenu.addItem({command: CommandIDs.refresh, selector: '.jp-TerminalWidget', rank: 1});
 
   return tracker;