Update README.md

Author: abuzuhri

README.md

@@ -40,7 +40,8 @@ The purpose of this package is to have an easy way of getting started with the A
 - [x] [Uploads](https://github.com/amzn/selling-partner-api-docs/blob/main/references/uploads-api/uploads_2020-11-01.md)
 - [x] [shipmentInvoicingV0](https://github.com/amzn/selling-partner-api-docs/blob/main/references/shipment-invoicing-api/shipmentInvoicingV0.md)
 - [x] [Shippings](https://github.com/amzn/selling-partner-api-docs/blob/main/references/shipping-api/shipping.md)
-- [x] [CatalogItemsV0](https://github.com/amzn/selling-partner-api-docs/blob/main/references/catalog-items-api/catalogItemsV0.md)
+- [x] [CatalogItemsV0](https://github.com/amzn/selling-partner-api-docs/blob/main/references/catalog-items-api/catalogItemsV0.md) (deprecated  soon)
+- [ ] [CatalogItemsV20201201](https://developer-docs.amazon.com/sp-api/docs/catalog-items-api-v2020-12-01-reference)
 - [x] [FBAInventory](https://github.com/amzn/selling-partner-api-docs/tree/main/references/fba-inventory-api)
 - [x] [FBASmallAndLight](https://github.com/amzn/selling-partner-api-docs/blob/main/references/fba-small-and-light-api/fbaSmallandLight.md)
 - [x] [FBAInboundEligibility](https://github.com/amzn/selling-partner-api-docs/blob/main/references/fba-inbound-eligibility-api/fbaInbound.md)