Update Changelog.md (#19589)

updated changelog for dataprotection release

Author: hiaga

src/DataProtection/Changelog.md

@@ -18,6 +18,8 @@
         - Additional information about change #1
 -->
 ## Upcoming Release
+* Added support for automatic assignment of permissions for configure backup for DPP workloads - AzureDisk, AzureBlob, AzureDatabaseForPostgreSQL using Set-AzDataProtectionMSIPermission cmdlet
+* Added support for adding custom tags for new backup instance using New-AzDataProtectionBackupInstance cmdlet
 
 ## Version 0.4.0
 * Added support for CRUD of resource guard resource.