^^&&^^

Edit File: footer-navigation-copyright.php

<?php
/**
 * Footer with navigation and copyright
 */
return array(
	'title'      => __( 'Footer with navigation and copyright', 'twentytwentytwo' ),
	'categories' => array( 'footer' ),
	'blockTypes' => array( 'core/template-part/footer' ),
	'content'    => '
					<div class="wp-block-group alignfull">
					<div class="wp-block-group alignwide" style="padding-top:4rem;padding-bottom:4rem">

<div style="height:50px" aria-hidden="true" class="wp-block-spacer"></div>

<p class="has-text-align-center" style="font-size:16px">' . esc_html__( '© Site Title', 'twentytwentytwo' ) . '</p>
					</div>
					</div>
					',
);