Update resize-cloud-pc.md

Adding some missing details to the requirements section regarding that resize is only supported for Gen 2 VMs

Adding some more permissions that can take a resize on a Cloud PC

Author: abrahamp91

windows-365/enterprise/resize-cloud-pc.md

@@ -49,6 +49,7 @@ To resize a Cloud PC, the admin must have any of the following built in Azure Ac
 
 - Global Admin
 - Intune Service Admin
+- Intune Reader + Cloud PC Admin roles
 
 Alternatively, you can assign a custom role that includes the permissions of the built-in roles above.
 
@@ -58,6 +59,8 @@ The **Resize** remote action is supported for paid, preview, and trial licenses.
 
 Resizing isn’t supported for Cloud PCs provisioned through group-based licenses.
 
+Resizing is only supported for Gen 2 Cloud PCs. If you try resizing a Gen 1 Cloud PC, the resize will no start and you will be notified that this happened due to the user having a Gen 1 Cloud PC. Reprovision the Gen 1 Cloud PC to convert it to a Gen 2 Cloud PC
+
 ## Resize a Cloud PC
 
 1. Contact your end users and have them save their work and sign out. Resizing automatically disconnects the user from their session and any unsaved work might be lost. Therefore, it's best to coordinate any resizing with the user before you begin.