chore: align with upstream template

Signed-off-by: Bart Jaskulski <bjaskulski@protonmail.com>

CHANGELOG.md

+[2.0.1] - 2024-06-26
+# Changed
+* align with original WooCommerce template
+
 [2.0.0] - 2021-05-04
 # Changed
 * moved to folder

woocommerce/cart/cart-shipping.php

@@ -12,9 +12,9 @@
  * happen. When this occurs the version of the template file will be bumped and
  * the readme will list any important changes.
  *
- * @see https://docs.woocommerce.com/document/template-structure/
+ * @see https://woocommerce.com/document/template-structure/
  * @package WooCommerce\Templates
- * @version 7.3.0
+ * @version 8.8.0
  */
 
 defined( 'ABSPATH' ) || exit;
@@ -27,7 +27,7 @@ $calculator_text          = '';
 <tr class="woocommerce-shipping-totals shipping">
 	<th><?php echo wp_kses_post( $package_name ); ?></th>
 	<td data-title="<?php echo esc_attr( $package_name ); ?>">
-		<?php if ( $available_methods ) : ?>
+		<?php if ( ! empty( $available_methods ) && is_array( $available_methods ) ) : ?>
 			<ul id="shipping_method" class="woocommerce-shipping-methods">
 				<?php foreach ( $available_methods as $method ) : ?>
 					<li>