title: eslint - Optional chaining error with vscode
body: <p>I am seeing a a red underline when I'm using an optional chain, but the code runs fine as I am on node 14</p>
  
  <p>Here's my setup:</p>
  
  <pre><code>node 14.1.0
  eslint "^6.8.0"
  </code></pre>
  
  <p>.eslintrc.js</p>
  
  <pre><code>module.exports = {
      "env": {
          "node": true
      },
      "extends": [
          "eslint:recommended",
      ],
      "parserOptions": {
          "sourceType": "module",
          "ecmaVersion": 2020
      },
      "rules": {
      },
  }
  </code></pre>
  
  <p><a href="https://i.stack.imgur.com/Npj35.png" rel="noreferrer"><img src="https://i.stack.imgur.com/Npj35.png" alt="enter image description here"></a></p>