Change note from 'NOTE' to 'IMPORTANT' for clarity

Updated note regarding Gen1 VM upgrade to Gen2 with Trusted launch.

Author: cynthn

articles/virtual-machines/trusted-launch-existing-vm-gen-1.md

@@ -3,7 +3,6 @@ title: Upgrade Gen1 VMs to Trusted launch
 description: Learn how to upgrade existing Azure Gen1 virtual machines (VMs) to Trusted launch.
 author: AjKundnani
 ms.author: ajkundna
-ms.reviewer: cynthn
 ms.service: azure-virtual-machines
 ms.subservice: trusted-launch
 ms.topic: how-to
@@ -20,7 +19,7 @@ Azure Virtual Machines supports upgrading Generation 1 virtual machines (VM) to
 
 [Trusted launch](trusted-launch.md) is a way to enable foundational compute security on [Azure Generation 2 VMs](generation-2.md) and protects against advanced and persistent attack techniques like boot kits and rootkits. It does so by combining infrastructure technologies like Secure Boot, virtual Trusted Platform Module (vTPM), and boot integrity monitoring on your VM.
 
-> [!NOTE]
+> [!IMPORTANT]
 >
 > Support for *Upgrade of Gen1 VMs to Gen2 without enabling Trusted launch* is **not supported**.