Merge pull request #268002 from mrbullwinkle/patch-9

[Azure OpenAI] Metadata fix

Author: prmerger-automator[bot]

articles/ai-services/openai/concepts/assistants.md

@@ -3,7 +3,8 @@ title: Azure OpenAI Service Assistant API concepts
 titleSuffix: Azure OpenAI Service
 description: Learn about the concepts behind the Azure OpenAI Assistants API.
 ms.topic: conceptual
-ms.date: 02/05/2023
+ms.date: 03/04/2024
+ms.service: azure-ai-openai
 manager: nitinme
 author: mrbullwinkle
 ms.author: mbullwin