(docs) clean contributing

Author: antoine92190

.github/CONTRIBUTING.md

@@ -2,12 +2,12 @@
 
 :+1::tada: First off, thanks for taking the time to contribute! :tada::+1:
 
-- [Fork](https://github.com/antoine92190/vue-advanced-chat) the vue-advanced-chat repository
+- Fork the vue-advanced-chat repository
 - Clone the repository using `git clone https://github.com/YOUR_USERNAME/vue-advanced-chat`
 - Go inside your cloned repository and run `npm install`
 - Go inside the `demo` folder and run `npm install`
 - If you want to test using Firebase, you can follow the steps [here](https://github.com/antoine92190/vue-advanced-chat#using-with-firestore)
-- You can use the code in `demo/src/ChatContainer.vue` or remove it entirely and write your own code to test the chat
-- Run `npm run serve` inside the `demo` folder to open the app
+- You can use the code in `demo/src/ChatContainer.vue` or write your own code to test the chat
+- Run `npm run serve` inside the `demo` folder to open the demo app
 - You need to keep `import ChatWindow from './../../src/ChatWindow'` to use the chat code locally and see your modifications live
 - When you are done with your changes, you can create a pull request and make sure you filled in the template correctly