NFSAAS-2345 updated changelog

Author: tomasm9

src/NetAppFiles/NetAppFiles/ChangeLog.md

@@ -19,5 +19,12 @@
 -->
 ## Upcoming Release
 
+## Version 2.3.3
+* Account:
+    * Active Directory `PSNetAppFilesActiveDirectory` added to account methods `New-AnfAccount`, `Set-AnfAccount` and `Update-AnfAccount`
+* Volume:
+    * Export Policy `PSNetAppFilesVolumeExportPolicy` added to volume methods `New-AnfVolume` and `Update-AnfVolume`
+* Snapshot:
+    * FileSystemId is now optional during snapshot creation `New-AnfSnapshot`
 ## Version 0.1.0
 * Preview of `Az.NetAppFiles` module