Get the cart block title translated

with changes according to http://drupal.org/node/740002 XHTML errors with shopping cart block templates

Replace in uc_ajax_cart_block_header.tpl.php

<h2 id="ajax-cart-headline"><a href="#" onclick="ajaxCartToggleView();return false;">Shopping cart</a></h2>

with:

<span id="ajax-cart-headline"><a href="#" onclick="ajaxCartToggleView();return false;"><?php print t('Shopping cart');?></a></span>