bug#71380: 30.0.50; Submitting php-ts-mode, new major mode for php

[Eli Zaretskii]

> From: Vincenzo Pupillo <v.pupillo@gmail.com>
> Cc: 71380@debbugs.gnu.org
> Date: Fri, 07 Jun 2024 12:45:05 +0200
> 
> +  (if (treesit-ready-p 'html)
> +      (error "Tree-sitter for HTML isn't available")

Is this really correct? we signal an error if the HTML parser is
available?