fix: switch to node-fetch 2.X to support node 17/18 in the test suit

Author: Moumouls

package-lock.json

@@ -95,7 +95,7 @@
     "mock-mail-adapter": "file:spec/dependencies/mock-mail-adapter",
     "mongodb-runner": "4.8.1",
     "mongodb-version-list": "1.0.0",
-    "node-fetch": "3.1.1",
+    "node-fetch": "2.6.7",
     "nyc": "15.1.0",
     "prettier": "2.0.5",
     "semantic-release": "17.4.6",

package.json

@@ -1,7 +1,7 @@
 const http = require('http');
 const express = require('express');
 const req = require('../lib/request');
-const fetch = (...args) => import('node-fetch').then(({ default: fetch }) => fetch(...args));
+const fetch = require('node-fetch');
 const FormData = require('form-data');
 const ws = require('ws');
 require('./helper');