fix the date

Author: mumian

articles/cosmos-db/quick-create-template.md

@@ -6,7 +6,7 @@ ms.author: sngun
 tags: azure-resource-manager
 ms.service: cosmos-db
 ms.topic: quickstart
-ms.date: 02/272020
+ms.date: 02/27/2020
 #Customer intent: As a database admin who is new to Azure, I want to use Azure Cosmos DB to store and manage my data.
 
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