(Azure Monitor) Data Collection Rules stable 2021-04-01 (#21128)

* Migrate DataCollectionRules from 2019-11-01-preview to 2021-04-01

* Migrate DCRA from 2019-11-01-preview to 2021-04-01

* Create DataCollectionEnpoints classes for api version 2021-04-01 (private link)

* Test Session Record

* Update metadata

* Update AssemblyInfo.cs

* Adding DCE to SdkInfo

* Add support for Error Response from common-type v2

* Triggering checks

* Generation from specs RP in review

* Latest ResourceGroupName definition

* Fixing resource group names in basic tests

* Fix AlertTest

* Generating package-2021-04

* Fix MetricsTests.cs

* Fix MetricsTests

* Delete src/SDKs/_metadata/ content

eng/mgmt/mgmtmetadata/monitor_resource-manager.txt

@@ -1,14 +1,15 @@
-Installing AutoRest version: v2
+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/monitor/resource-manager/readme.md --csharp --version=v2 --reflect-api-versions --csharp-sdks-folder=C:\Repos\azure-sdk-for-net\sdk
-2020-10-08 15:50:00 UTC
+Autorest CSharp Version: 2.3.82
+2021-06-29 06:26:23 UTC
 Azure-rest-api-specs repository information
 GitHub fork: Azure
 Branch:      master
-Commit:      27cc07ddd294d98e05cb301e07a72378df9f87e8
+Commit:      08afd3c6a54fe0d6a53f8b9fce2bac633b1ff9a6
 AutoRest information
 Requested version: v2
 Bootstrapper version:    [email protected]

sdk/monitor/Microsoft.Azure.Management.Monitor/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>Insights_2018-03-01;Insights_2018-11-27-preview;insights_2019-03-01;insights_2017-04-01;insights_2015-04-01;insights_2016-03-01;insights_2017-05-01-preview;insights_2017-11-01-preview;insights_2018-01-01;insights_2017-12-01-preview;insights_2018-04-16;insights_2019-10-17-preview;insights_2019-11-01-preview;</AzureApiTag>
+    <AzureApiTag>Insights_2018-03-01;Insights_2018-11-27-preview;insights_2019-03-01;insights_2017-04-01;insights_2015-04-01;insights_2016-03-01;insights_2017-05-01-preview;insights_2017-11-01-preview;insights_2018-01-01;insights_2017-12-01-preview;insights_2018-04-16;insights_2019-10-17-preview;insights_2021-04-01</AzureApiTag>
     <PackageTags>$(PackageTags);$(CommonTags);$(AzureApiTag);</PackageTags>
   </PropertyGroup>
 </Project>