Added actions before and after all available downloads

For `my-downloads.php` template file

templates/myaccount/my-downloads.php

@@ -15,6 +15,8 @@ if ( ! defined( 'ABSPATH' ) ) {
 
 if ( $downloads = WC()->customer->get_downloadable_products() ) : ?>
 
+	<?php do_action( 'woocommerce_before_available_downloads' ); ?>
+
 	<h2><?php echo apply_filters( 'woocommerce_my_account_my_downloads_title', __( 'Available downloads', 'woocommerce' ) ); ?></h2>
 
 	<ul class="digital-downloads">
@@ -34,4 +36,6 @@ if ( $downloads = WC()->customer->get_downloadable_products() ) : ?>
 		<?php endforeach; ?>
 	</ul>
 
+	<?php do_action( 'woocommerce_after_available_downloads' ); ?>
+
 <?php endif; ?>