Lists the available sku types.
https://customer-slug.api-se.norce.tech/commerce/product/1.1/
https://customer-slug.api-se.norce.tech/commerce/product/1.1/ListSkuTypes
curl -i -X GET \
https://customer-slug.api-se.norce.tech/commerce/product/1.1/ListSkuTypes[ { "Id": 0, "Name": "string", "Description": "string", "SortOrder": 0, "Group": { … } } ]