Merge pull request #1952 from cleeimpro/patch-1

react 17 & 18 reversed

Author: mluukkai

src/content/1/en/part1d.md

@@ -31,7 +31,7 @@ After the change is made, reinstall dependencies by running
 npm install
 ```
 
-Note that also the file <i>index.js</i> needs to be changed a bit. For React 18 it looks like
+Note that also the file <i>index.js</i> needs to be changed a bit. For React 17 it looks like
 
 ```js
 import ReactDOM from 'react-dom'
@@ -40,7 +40,7 @@ import App from './App'
 ReactDOM.render(<App />, document.getElementById('root'))
 ```
 
-but for React 17 the correct form is
+but for React 18 the correct form is
 
 ```js
 import React from 'react'