Remove pre-release disclaimer from readme

Author: ksassnowski

README.md

@@ -1,7 +1,3 @@
-**IMPORTANT: While this package should be stable, it is currently in a pre-release stage. It has been published to packagist, but there
-is currently no tagged release available. If you want to play around with the package, it’s best to depend on a
-specific commit instead of `dev-main` directly.**
-
 # Web Scraping for Laravel
 
 This is the Laravel adapter for [Roach](https://roach-php.dev), the complete web scraping toolkit for PHP.