Implicitly marking parameter $site_path as nullable is deprecated

public static function basePath(?\SplString $site_path = NULL) {
    return static::baseUrl();
}

adding the ? before \SplString, marks the parameter as nullable

dhruv.mittal → changed the visibility of the branch 3.0.x to hidden.

dhruv.mittal → changed the visibility of the branch 3.0.x to active.

dhruv.mittal → changed the visibility of the branch 3508999-parameter-as-nullable-is-deprecated to hidden.

Patch #6 🐛 Implicitly marking parameter $site_path as nullable is deprecated Active looks good, but since using patches is not preferred, we need a MR instead.