^^&&^^

Edit File: general-subscribe.php

<?php
/**
 * Subscribe callout block pattern
 */
return array(
	'title'      => __( 'Subscribe callout', 'twentytwentytwo' ),
	'categories' => array( 'featured', 'buttons' ),
	'content'    => '
					<div class="wp-block-columns alignwide are-vertically-aligned-center">
					<div class="wp-block-column is-vertically-aligned-center">
					<h2>' . wp_kses_post( __( 'Watch birds<br>from your inbox', 'twentytwentytwo' ) ) . '</h2>

<div class="wp-block-buttons">
					<div class="wp-block-button has-custom-font-size has-medium-font-size"><a class="wp-block-button__link">' . esc_html__( 'Join our mailing list', 'twentytwentytwo' ) . '</a></div>
					</div>
					</div>

<div class="wp-block-column is-vertically-aligned-center" style="padding-top:2rem;padding-bottom:2rem">
					<hr class="wp-block-separator has-text-color has-background has-primary-background-color has-primary-color is-style-wide"/>
					</div>
					</div>
					',
);