Correction d'un erreur de compilation sur app.component.ts

src/app/app.component.ts

 import { Component, ApplicationRef, OnInit, OnDestroy } from '@angular/core';
 //import { MdDialog } from '@angular/material';
 import { Router } from '@angular/router';
-import { setTimeout } from 'timers';
 
 import { ComputeNodeType, ComputeNode } from 'jalhyd';