add_filter( 'notification/carrier/email/recipients', function( $recipients, $carrier, $trigger ) {

    // Check if registered Trigger is the one you need.
    if ( 'comment/comment/added' !== $trigger->get_slug() ) {
        return;
    }

    $excluded_emails = [
        'email@example.com',
        'another@example.com',
    ];

    return array_diff( $recipients, $excluded_emails );

}, 10, 3 );