title: Flutter Launcher icon doesn't change the icon
body: <p><a href="https://i.stack.imgur.com/lyh0X.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/lyh0X.png" alt="sample code" /></a></p>
  <p>I already type this to my terminal and the icon for my app didn't change</p>
  <p>flutter pub get</p>
  <p>flutter pub run flutter_launcher_icons:main</p>