Updating release version for maintenance sdk

eng/mgmt/mgmtmetadata/maintenance_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/maintenance/resource-manager/readme.md --csharp --version=latest --reflect-api-versions --csharp-sdks-folder=D:\sources\ARM\azure-sdk-for-net-fork\sdk
-2019-09-09 20:41:48 UTC
+cmd.exe /c autorest.cmd https://github.com/Azure/azure-rest-api-specs/blob/master/specification/maintenance/resource-manager/readme.md --csharp --version=v2 --reflect-api-versions --csharp-sdks-folder=E:\gautamd-ms\azure-sdk-for-net\sdk
+2020-04-28 00:17:36 UTC
 Azure-rest-api-specs repository information
 GitHub fork: Azure
 Branch:      master
-Commit:      db796b68521d21ac94124a1875906eee76e98d54
+Commit:      de43e7fba7da1d2f2212c971d01f790a7afb1ba5
 AutoRest information
-Requested version: latest
-Bootstrapper version:    autorest@2.0.4283
+Requested version: v2
+Bootstrapper version:    autorest@2.0.4413

sdk/maintenance/Microsoft.Azure.Management.Maintenance/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>Maintenance_2018-06-01-preview;</AzureApiTag>
+    <AzureApiTag>Maintenance_2020-04-01;</AzureApiTag>
     <PackageTags>$(PackageTags);$(CommonTags);$(AzureApiTag);</PackageTags>
   </PropertyGroup>
 </Project>