[ManagementGroups] Update to 2021-04-01 API version (Azure#27226)

* Updated Management Groups SDK to use API version 2021-04-01

* Forgot to add the updated ManagementGroups.ScenarioTests.cs file

* Re-ran generate.ps1

* Re-Ran tests than used Management Groups API

* Reset some files since tests did not need to be re-run

* Forgot to add updated Policy Tests file

* Re-ran tests correctly

* Forgot file

* Regenerated files

Author: git-thomasdolan

eng/mgmt/mgmtmetadata/managementgroups_resource-manager.txt

@@ -0,0 +1,15 @@
+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/main/specification/managementgroups/resource-manager/readme.md --csharp --version=v2 --reflect-api-versions --csharp-sdks-folder=E:\dotnetSDK
+Autorest CSharp Version: 2.3.82
+2021-02-23 21:21:43 UTC
+Azure-rest-api-specs repository information
+GitHub fork: Azure
+Branch:      main
+Commit:      ee9fe9888e8d4e5a583e275c4c35deff6c6f96e0
+AutoRest information
+Requested version: v2
+Bootstrapper version:    autorest@2.0.4413

sdk/managementgroups/Microsoft.Azure.Management.ManagementGroups/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>Management_2018-03-01-preview;</AzureApiTag>
+    <AzureApiTag>Management_2021-04-01;</AzureApiTag>
     <PackageTags>$(PackageTags);$(CommonTags);$(AzureApiTag);</PackageTags>
   </PropertyGroup>
 </Project>

sdk/managementgroups/Microsoft.Azure.Management.ManagementGroups/Microsoft.Azure.Management.ManagementGroups.sln

@@ -3,13 +3,13 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio 15
 VisualStudioVersion = 15.0.27004.2008
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Azure.Management.Management.ManagementGroups", "src\Microsoft.Azure.Management.Management.ManagementGroups.csproj", "{A8928771-00A2-4412-A921-19712279D15D}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Azure.Management.Management.ManagementGroups", "src\Microsoft.Azure.Management.ManagementGroups.csproj", "{A8928771-00A2-4412-A921-19712279D15D}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Azure.Management.ManagementGroups.Tests", "tests\Microsoft.Azure.Management.ManagementGroups.Tests.csproj", "{34013B7A-E0FC-4346-B484-F47AA5AD1BCF}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Azure.Management.Resource.Tests", "..\..\Resource\Microsoft.Azure.Management.Resource\tests\Microsoft.Azure.Management.Resource.Tests.csproj", "{ADBDF78E-5AF0-43CC-8930-3039A282DEC3}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Azure.Management.Resource.Tests", "..\..\resources\Microsoft.Azure.Management.Resource\tests\Microsoft.Azure.Management.Resource.Tests.csproj", "{ADBDF78E-5AF0-43CC-8930-3039A282DEC3}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Azure.Management.ResourceManager", "..\..\Resource\Microsoft.Azure.Management.Resource\src\Microsoft.Azure.Management.ResourceManager.csproj", "{F25E8F8F-20F7-4939-A235-651E7F88D32F}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.Azure.Management.ResourceManager", "..\..\resources\Microsoft.Azure.Management.Resource\src\Microsoft.Azure.Management.ResourceManager.csproj", "{F25E8F8F-20F7-4939-A235-651E7F88D32F}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.Azure.Test.HttpRecorder", "..\..\mgmtcommon\TestFramework\Microsoft.Azure.Test.HttpRecorder\Microsoft.Azure.Test.HttpRecorder.csproj", "{438E8056-15A3-4CC0-851F-0080C00F45F9}"
 EndProject