[Microsoft.StorageSync] Update SDK to use 2020-03-01 API version (#12560

)

* autorest code generation for 2020-03-01 API version

* update changelog, SDK version, update tests

* Updating API tag in AzSdk.props

eng/mgmt/mgmtmetadata/storagesync_resource-manager.txt

@@ -1,14 +1,14 @@
-Installing AutoRest version: latest
+Installing AutoRest version: v2
 AutoRest installed successfully.
 Commencing code generation
 Generating CSharp code
 Executing AutoRest command
-cmd.exe /c autorest.cmd https://github.com/Azure/azure-rest-api-specs/blob/master/specification/storagesync/resource-manager/readme.md --csharp --version=latest --reflect-api-versions --csharp-sdks-folder=D:\github\anpint\azure-sdk-for-net\sdk
-2019-11-05 18:30:32 UTC
+cmd.exe /c autorest.cmd https://github.com/Azure/azure-rest-api-specs/blob/master/specification/storagesync/resource-manager/readme.md --csharp --version=v2 --reflect-api-versions --csharp-sdks-folder=D:\github\anpint\azure-sdk-for-net\sdk
+2020-06-04 00:44:43 UTC
 Azure-rest-api-specs repository information
 GitHub fork: Azure
 Branch:      master
-Commit:      c42f3f3427766255b06a01846e1ec497c4d3c94a
+Commit:      3b552e66a85a3de4cc51de5998989c3db6a63920
 AutoRest information
-Requested version: latest
-Bootstrapper version:    autorest@2.0.4407
+Requested version: v2
+Bootstrapper version:    autorest@2.0.4413

sdk/storagesync/Microsoft.Azure.Management.StorageSync/AzSdk.RP.props

@@ -1,7 +1,7 @@
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <!--This file and it's contents are updated at build time moving or editing might result in build failure. Take due deligence while editing this file-->
   <PropertyGroup>
-    <AzureApiTag>StorageSync_2019-06-01;</AzureApiTag>
+    <AzureApiTag>StorageSync_2020-03-01;</AzureApiTag>
     <PackageTags>$(PackageTags);$(CommonTags);$(AzureApiTag);</PackageTags>
   </PropertyGroup>
 </Project>

sdk/storagesync/Microsoft.Azure.Management.StorageSync/CHANGELOG.md

@@ -1,5 +1,12 @@
 ## Microsoft.Azure.Management.StorageSync release notes
 
+### Changes in 20202-03-01
+
+- Support private links for Azure File Sync
+- Additional cloud tiering status support, including:
+    - Local cache performance metrics
+    - Status for tiering policies
+
 ### Changes in 2019-06-01
 
 - Support for cloud tiering health and recall status for server endpoints