Fix generator in README

Author: szepeviktor

README.md

@@ -3,7 +3,7 @@
 This package provides stub declarations for [Polylang](https://wordpress.org/plugins/polylang/) and [Polylang Pro](https://polylang.pro).
 These stubs can help plugin and theme developers leverage static analysis tools like [PHPStan](https://phpstan.org/).
 
-Stubs are generated directly from the source using [giacocorsiglia/stubs-generator](https://github.com/GiacoCorsiglia/php-stubs-generator).
+Stubs are generated directly from the source using [php-stubs/generator](https://github.com/php-stubs/generator).
 
 ### Requirements