no-slideshow.php

<?php

/*
Plugin Name: Jetpack - Disable Slideshow
Plugin URI: https://jetpack.com
Description: Disable Jetpack's slideshow feature
Author URI: 
Version: 2017.07.24
License: GPL
*/

function bk_remove_jp_shortcode( $shortcodes ) {
        $jetpack_shortcodes_dir = WP_CONTENT_DIR . '/plugins/jetpack/modules/shortcodes/';
 
        $shortcodes_to_unload = array( 'slideshow.php' );
 
        foreach ( $shortcodes_to_unload as $shortcode ) {
                if ( $key = array_search( $jetpack_shortcodes_dir . $shortcode, $shortcodes ) ) {
                        unset( $shortcodes[$key] );
                }
        }
 
        return $shortcodes;
}
add_filter( 'jetpack_shortcodes_to_include', 'bk_remove_jp_shortcode' );

Thanks, it's incredible that there is not an option in Jetpack...