docs: fix markdown error

Author: Jonath-z

CONTRIBUTING.md

@@ -8,7 +8,7 @@ More on the [Conventional commits](https://www.conventionalcommits.org/en/v1.0.0
 
 <br>
 
-# Components conventions
+## Components conventions
 
 1. Use `functional components` instead of arrow components
 2. For typescript, use `interface` for props, and types if needed.