Update Parameterize linked services doc to add Snowflake

Author: Clare-Zheng82

articles/data-factory/parameterize-linked-services.md

@@ -6,7 +6,7 @@ ms.service: data-factory
 ms.subservice: data-movement
 ms.custom: synapse
 ms.topic: conceptual
-ms.date: 07/25/2022
+ms.date: 08/09/2022
 author: chez-charlie
 ms.author: chez
 ---
@@ -71,6 +71,7 @@ All the linked service types are supported for parameterization.
 - SAP ODP
 - SFTP
 - SharePoint Online List
+- Snowflake
 - SQL Server
 
 **Advanced authoring:** For other linked service types that are not in above list, you can parameterize the linked service by editing the JSON on UI: