Update create-manage-compute.md

from https://github.com/MicrosoftDocs/azure-docs/pull/123948/files

Author: sdgilley

articles/ai-studio/how-to/create-manage-compute.md

@@ -18,7 +18,7 @@ author: sdgilley
 
 [!INCLUDE [Feature preview](~/reusable-content/ce-skilling/azure/includes/ai-studio/includes/feature-preview.md)]
 
-In this article, you learn how to create a compute instance in Azure AI Studio. You can create a compute instance in the Azure AI Studio or in the Azure portal. 
+In this article, you learn how to create a compute instance in Azure AI Studio. You can create a compute instance in the Azure AI Studio.
 
 You need a compute instance to:
 - Use prompt flow in Azure AI Studio.