Merge pull request #119482 from hyoshioka0128/patch-780

Typo "a Azure Database"→"an Azure Database"

Author: Court72

articles/mysql/flexible-server/how-to-data-encryption-cli.md

@@ -19,7 +19,7 @@ This tutorial shows you how to set up and manage data encryption for Azure Datab
 
 In this tutorial, you learn how to:
 
-- Create a Azure Database for MySQL flexible server instance with data encryption
+- Create an Azure Database for MySQL flexible server instance with data encryption
 - Update an existing Azure Database for MySQL flexible server instance with data encryption
 - Using an Azure Resource Manager template to enable data encryption