link feed html

Hello I have a problem with my website and the feed i try to disable or remove the /feed link . I can’t
Source code page
<link rel=”alternate” type=”application/rss+xml” title=”Emilie Sophro-Hypnose » Flux” href=”https://emilie-sophro-hypnose.com/feed/&#8221; />
<link rel=”alternate” type=”application/rss+xml” title=”Emilie Sophro-Hypnose » Flux des commentaires” href=”https://emilie-sophro-hypnose.com/comments/feed/&#8221; />

I have tried to put this code php
function wpb_disable_feed() {
wp_die( __(‘No feed available,please visit our homepage!’) );
}

add_action(‘do_feed’, ‘wpb_disable_feed’, 1);
add_action(‘do_feed_rdf’, ‘wpb_disable_feed’, 1);
add_action(‘do_feed_rss’, ‘wpb_disable_feed’, 1);
add_action(‘do_feed_rss2’, ‘wpb_disable_feed’, 1);
add_action(‘do_feed_atom’, ‘wpb_disable_feed’, 1);
add_action(‘do_feed_rss2_comments’, ‘wpb_disable_feed’, 1);
add_action(‘do_feed_atom_comments’, ‘wpb_disable_feed’, 1);

But the same problem XML dont recognize this page when i Put the code