update nfs snapshot regions

Author: khdownie

articles/storage/files/files-whats-new.md

@@ -19,7 +19,7 @@ Azure Files is updated regularly to offer new features and enhancements. This ar
 
 Customers using NFS Azure file shares can now take point-in-time snapshots of file shares. This enables users to roll back their entire filesystem to a previous point in time, or restore specific files that were accidentally deleted or corrupted. Customers using this preview feature can perform share-level Snapshot management operations via REST API, PowerShell, and Azure CLI. 
 
-This preview feature is currently available in a limited number of Azure regions. [Learn more](storage-files-how-to-mount-nfs-shares.md#nfs-file-share-snapshots-preview).
+This preview feature is now available in all Azure public cloud regions. [Learn more](storage-files-how-to-mount-nfs-shares.md#nfs-file-share-snapshots-preview).
 
 #### Azure Files now supports all valid Unicode characters
 

articles/storage/files/storage-files-how-to-mount-nfs-shares.md

@@ -109,7 +109,7 @@ AzCopy isn't currently supported for NFS file shares. To copy data from an NFS A
 
 ### Regional availability
 
-NFS Azure file share snapshots are available in preview in all Azure public cloud regions.
+NFS Azure file share snapshots preview is now available in all Azure public cloud regions.
 
 ### Create a snapshot