docs: fixes following QA testing (#9690)

www/apps/resources/app/commerce-modules/inventory/inventory-in-flows/page.mdx

@@ -50,4 +50,4 @@ When an item in an order is returned and the associated variant has its `manage_
 
 ### Dismissed Returned Items
 
-If a returned item is considered damanged or its dismissed, its quantity doesn't increment the `stocked_quantity` of the inventory item's level.
+If a returned item is considered damaged or is dismissed, its quantity doesn't increment the `stocked_quantity` of the inventory item's level.