Update outdated example

Author: dcyriller

README.md

@@ -7,15 +7,12 @@ It uses [Prettier](https://github.com/prettier/prettier) to lint your handlebars
 Here is an output example:
 
 ```handlebars
-error: Replace `New·Addons</h1>` with <h1>⏎New Addons⏎</h1>` (prettier/prettier) at app/templates/lists/new-addons.hbs:2:5:
-  1 | <div class="addons-index">
-> 2 |   <h1>New Addons</h1>
-  3 |   {{addon-list addons=model}}
-  4 | </div>
+2:18  error  Replace `·{{@lastName}}··` with `{{@lastName}}`  prettier
+  1 | <h1>A title</h1>
+> 2 | <p>{{@firstName}}  {{@lastName}}   , welcome!</p>
+  3 | <p>Text</p>
 ```
 
-> `./node_modules/.bin/ember-template-lint app/templates/lists/new-addons.hbs` (code from [emberobserver](https://github.com/emberobserver/client)).
-
 ## Compatibility
 
 - [Node.js](https://nodejs.org/) `^16.0.0 || ^18.0.0 || >=20.0.0`