Update supported regions for Azure Data Lake Storage

Author: Daya-Patil

articles/backup/azure-data-lake-storage-backup-support-matrix.md

@@ -22,11 +22,11 @@ For more insights on Azure Backup’s support for vaulted backups in Azure Data
 
 ## Supported regions
 
-Vaulted backups of Azure Data Lake Storage are available in the following regions: France South, India West, West Central US, East Asia, India Central, South East Asia.
+Vaulted backups of Azure Data Lake Storage are available in the following regions: Australia East, Central India, Central US, East Asia, East US, East US 2, France South, Germany West Central, North Central US, North Europe, South India, Southeast Asia, Southeast US, Switzerland North, Switzerland West, UAE North, UK West, West Central US, West India, West US, West US 2, West US 3.
 
 >[!Note]
->- This feature is currently in limited preview and is available in specific regions only. See the [supported regions](azure-data-lake-storage-backup-support-matrix.md#supported-regions).
->- To enroll in this preview feature, fill [this form](https://forms.office.com/r/sixidTkYb4)  and write to [[email protected]](mailto:[email protected]).
+>- This feature is currently in Public preview and is available in specific regions only. See the [supported regions](azure-data-lake-storage-backup-support-matrix.md#supported-regions).
+
 
 ## Supported storage accounts