Add dotnet-sourcebuild-externals reference for user-jwts dependencies (#42822)

* Add dotnet-sourcebuild-externals reference for user-jwts dependencies

* Set ExcludeFromSourceBuild flag explicitly

* Treat System.IdentityModel.Tokens.Jwt as source-built dep

eng/Dependencies.props

@@ -72,6 +72,7 @@ and are generated based on the last package release.
     <LatestPackageReference Include="System.Diagnostics.DiagnosticSource" />
     <LatestPackageReference Include="System.Diagnostics.EventLog" />
     <LatestPackageReference Include="System.DirectoryServices.Protocols" />
+    <LatestPackageReference Include="System.IdentityModel.Tokens.Jwt" />
     <LatestPackageReference Include="System.IO.Pipelines" />
     <LatestPackageReference Include="System.Net.Http" />
     <LatestPackageReference Include="System.Net.Http.Json" />
@@ -154,7 +155,6 @@ and are generated based on the last package release.
     <LatestPackageReference Include="Microsoft.Web.Administration" />
     <LatestPackageReference Include="Microsoft.Web.Xdt" />
     <LatestPackageReference Include="NETStandard.Library" />
-    <LatestPackageReference Include="System.IdentityModel.Tokens.Jwt" />
     <LatestPackageReference Include="System.Net.Experimental.MsQuic" />
     <LatestPackageReference Include="System.Net.Http.WinHttpHandler" />
     <LatestPackageReference Include="System.ServiceProcess.ServiceController" />

eng/Version.Details.xml

@@ -181,6 +181,11 @@
       <Uri>https://github.com/dotnet/runtime</Uri>
       <Sha>aafa91036e1efd3d4dcb67eeb261cb6d8f774685</Sha>
     </Dependency>
+    <Dependency Name="Microsoft.SourceBuild.Intermediate.source-build-externals" Version="7.0.0-alpha.1.22369.2">
+      <Uri>https://github.com/dotnet/source-build-externals</Uri>
+      <Sha>3a88d1dbd4557702aa2cb89d5f8bf927bb263a3b</Sha>
+      <SourceBuild RepoName="source-build-externals" ManagedOnly="true" />
+    </Dependency>
     <Dependency Name="System.Configuration.ConfigurationManager" Version="7.0.0-rc.1.22367.4">
       <Uri>https://github.com/dotnet/runtime</Uri>
       <Sha>aafa91036e1efd3d4dcb67eeb261cb6d8f774685</Sha>

eng/Versions.props

@@ -139,6 +139,8 @@
     <!-- Packages from dotnet/arcade -->
     <MicrosoftDotNetBuildTasksInstallersVersion>7.0.0-beta.22367.1</MicrosoftDotNetBuildTasksInstallersVersion>
     <MicrosoftDotNetBuildTasksTemplatingVersion>7.0.0-beta.22367.1</MicrosoftDotNetBuildTasksTemplatingVersion>
+    <!-- Packages from dotnet/source-build-externals -->
+    <MicrosoftSourceBuildIntermediatesourcebuildexternalsVersion>7.0.0-alpha.1.22369.2</MicrosoftSourceBuildIntermediatesourcebuildexternalsVersion>
   </PropertyGroup>
   <!--
 
@@ -222,7 +224,7 @@
     <MicrosoftOwinTestingVersion>3.0.1</MicrosoftOwinTestingVersion>
     <MicrosoftWebAdministrationVersion>11.1.0</MicrosoftWebAdministrationVersion>
     <MicrosoftWebXdtVersion>1.4.0</MicrosoftWebXdtVersion>
-    <SystemIdentityModelTokensJwtVersion>6.15.1</SystemIdentityModelTokensJwtVersion>
+    <SystemIdentityModelTokensJwtVersion>6.21.0</SystemIdentityModelTokensJwtVersion>
     <NuGetPackagingVersion>6.2.0</NuGetPackagingVersion>
     <NuGetVersioningVersion>6.2.0</NuGetVersioningVersion>
     <NuGetFrameworksVersion>6.2.0</NuGetFrameworksVersion>

src/Tools/dotnet-user-jwts/src/dotnet-user-jwts.csproj

@@ -9,6 +9,7 @@
     <PackAsTool>true</PackAsTool>
     <!-- This package is for internal use only. It contains a CLI which is bundled in the .NET Core SDK. -->
     <IsShippingPackage>false</IsShippingPackage>
+    <ExcludeFromSourceBuild>false</ExcludeFromSourceBuild>
   </PropertyGroup>
 
   <ItemGroup>