Merge pull request #118389 from hyoshioka0128/patch-758

 Typo "with a Azure Communication Service"→"with Azure～"

Author: Jak-MS

articles/communication-services/concepts/email/email-domain-and-sender-authentication.md

@@ -45,7 +45,7 @@ Email Communication Service resources are designed to enable domain validation s
 
 * [Get started with create and manage Email Communication Service in Azure Communication Service](../../quickstarts/email/create-email-communication-resource.md)
 
-* [Get started by connecting Email Communication Service with an Azure Communication Service resource](../../quickstarts/email/connect-email-communication-resource.md)
+* [Get started by connecting Email Communication Service with Azure Communication Service resource](../../quickstarts/email/connect-email-communication-resource.md)
 
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