remove preview notice

Author: deeikele

articles/ai-studio/concepts/architecture.md

@@ -14,8 +14,6 @@ author: Blackmist
 ---
 
 # Azure AI Studio architecture
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-[!INCLUDE [Feature preview](../includes/feature-preview.md)]
 
 AI Studio provides a unified experience for AI developers and data scientists to build, evaluate, and deploy AI models through a web portal, SDK, or CLI. It's built on capabilities and services provided by other Azure services.