GITBOOK-72: Update Commerce changelogs

Author: Sofie Toft Kristensen

generic/changelogs/umbraco-commerce.md

@@ -12,6 +12,15 @@ This page does not contain information about changes made to the product.
 Refer to the [Umbraco Commerce release notes](https://docs.umbraco.com/umbraco-commerce/release-notes) for changes to the product.
 {% endhint %}
 
+## October Highlights
+
+### New
+
+* New guides on adding functionality to the Shopping Cart (**currently only available for version 13**).
+  * [Add items to the Cart](https://docs.umbraco.com/umbraco-commerce/13.commerce.latest-lts/how-to-guides/add-item) ([#6521](https://github.com/umbraco/UmbracoDocs/pull/6521)) <img src="../.gitbook/assets/U_heart_regular.png" alt="" data-size="line">
+  * [Update the Cart](https://docs.umbraco.com/umbraco-commerce/13.commerce.latest-lts/how-to-guides/update-cart) ([#6523](https://github.com/umbraco/UmbracoDocs/pull/6523)) <img src="../.gitbook/assets/U_heart_regular.png" alt="" data-size="line">
+  * [Remove items from the Cart](https://docs.umbraco.com/umbraco-commerce/13.commerce.latest-lts/how-to-guides/delete-item) ([#6525](https://github.com/umbraco/UmbracoDocs/pull/6525)) <img src="../.gitbook/assets/U_heart_regular.png" alt="" data-size="line">
+
 ## September Highlights
 
 ### New