Add gear icon on the installtion step

Author: tonysm

README.md

@@ -18,7 +18,7 @@
 **This package gives you a set of conventions to make the most out of [Hotwire](https://hotwire.dev/) in Laravel** (inspired by the [turbo-rails](https://github.com/hotwired/turbo-rails) gem). There is a [companion application](https://github.com/tonysm/turbo-demo-app) that shows how to use the package and its conventions in your application.
 
 <a name="installation"></a>
-## Installation
+## 🛠 Installation
 
 You may install the package via composer: