Updates to display new shipping methods when requesting all elements

Author: esteban-serfe

app/code/Magento/Usps/Model/Carrier.php

@@ -747,10 +747,10 @@ public function getCode($type, $code = '')
                 '0_FCPC' => __('First-Class Mail Postcards'),
                 '1' => __('Priority Mail'),
                 '2' => __('Priority Mail Express Hold For Pickup'),
-                '3' => __('USPS Ground Advantage (up to 15.999 oz)'),
+                '3' => __('Priority Mail Express'),
                 '4' => __('Retail Ground'),
-                '6' => __('USPS Ground Advantage LIVES, Offshore'),
-                '9' => __('USPS Ground Advantage (1 to 70lbs)'),
+                '6' => __('Media Mail'),
+                '7' => __('Library Mail'),
                 '13' => __('Priority Mail Express Flat Rate Envelope'),
                 '15' => __('First-Class Mail Large Postcards'),
                 '16' => __('Priority Mail Flat Rate Envelope'),