Merge pull request #2920 from Orin-Thomas/orthomas-13Feb24-C

Update to more detailed Key Vault warning advice reusable content

Author: prmerger-automator[bot]

articles/ai-services/cognitive-services-environment-variables.md

@@ -14,7 +14,7 @@ ms.author: eur
 
 This guide shows you how to set and retrieve environment variables for your Azure AI services credentials when you test applications.
 
-[!INCLUDE [Azure key vault](~/reusable-content/ce-skilling/azure/includes/ai-services/security/microsoft-entra-id-akv.md)]
+[!INCLUDE [Azure key vault](~/reusable-content/ce-skilling/azure/includes/ai-services/security/microsoft-entra-id-akv-expanded.md)]
 
 ## Set an environment variable