Fixing Note under Prerequisite Section

There was an error for the note section causing it to not be displayed properly.

Author: tysonfms

articles/container-instances/container-instances-gpu.md

@@ -19,7 +19,8 @@ This article shows how to add GPU resources when you deploy a container group by
 > This feature is currently in preview, and some [limitations apply](#preview-limitations). Previews are made available to you on the condition that you agree to the [supplemental terms of use][terms-of-use]. Some aspects of this feature may change prior to general availability (GA).
 
 ## Prerequisites
-> [!NOTE}
+
+> [!NOTE]
 > Due to some current limitations, not all limit increase requests are guaranteed to be approved.
 
 * If you would like to use this sku for your production container deployments, create an [Azure Support request](https://azure.microsoft.com/support) to increase the limit.