Revert "add ai-blocks.php"

This reverts commit 8e24c77d.

ai-blocks.php

-<?php
-/*
-* Plugin Name: A/I - Add a denylist of gutenberg blocks
-* Plugin URI:
-* Description: Remove some block from editor
-* Version: 0.0.1
-* Author: Autistici/Inventati
-* Author URI: https://autistici.org
-**/
-
-
-add_action( 'setup_theme', 'ai_blocks_setup_theme_action' );
-
-/**
- * Function for `setup_theme` action-hook.
- * 
- * @return void
- */
-function ai_blocks_setup_theme_action(){
-
-/*
- * Blacklist specific Gutenberg blocks
- *
- * @author Misha Rudrastyh
- * @link https://rudrastyh.com/gutenberg/remove-default-blocks.html#blacklist-blocks
- */
-add_filter( 'allowed_block_types_all', 'blacklist_blocks' );
- 
-function blacklist_blocks( $allowed_blocks ) {
-	// get all the registered blocks
-	$blocks = WP_Block_Type_Registry::get_instance()->get_all_registered();
-
-	// then disable some of them
-	unset( $blocks[ 'core/embed' ] );
-
-	// return the new list of allowed blocks
-	return array_keys( $blocks );
-	
-}
-}