Merge pull request #771 from dotnet-maestro-bot/merge/release/2.1-to-release/2.2

[automated] Merge branch 'release/2.1' => 'release/2.2'

Author: dagood

dir.props

@@ -46,7 +46,7 @@
     <ToolPackageExtractDir>$(ToolsDir)source-built/</ToolPackageExtractDir>
     <ToolsLocalDir>$(ProjectDir)tools-local/</ToolsLocalDir>
     <TaskDirectory>$(ToolsLocalDir)tasks/</TaskDirectory>
-    <TasksBinDir>$(TaskDirectory)Microsoft.DotNet.SourceBuild.Tasks/bin/Debug/netstandard2.0/</TasksBinDir>
+    <TasksBinDir>$(TaskDirectory)Microsoft.DotNet.SourceBuild.Tasks/bin/Debug/netstandard1.5/</TasksBinDir>
     <BaseIntermediatePath>$(BaseOutputPath)obj/</BaseIntermediatePath>
     <OutputPath>$(BaseOutputPath)$(Platform)/$(Configuration)/</OutputPath>
     <IntermediatePath>$(BaseIntermediatePath)$(Platform)/$(Configuration)/</IntermediatePath>

tools-local/tasks/Microsoft.DotNet.SourceBuild.Tasks/Microsoft.DotNet.SourceBuild.Tasks.csproj

@@ -5,7 +5,7 @@
   </PropertyGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))/dir.props" />
   <PropertyGroup>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFramework>netstandard1.5</TargetFramework>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <CoreSetupPlatformAbstractionsPath>$(SubmoduleDirectory)core-setup/src/managed/Microsoft.DotNet.PlatformAbstractions/</CoreSetupPlatformAbstractionsPath>
     <OutputPath>$(MSBuildThisFileDirectory)bin/$(Configuration)</OutputPath>
@@ -27,6 +27,9 @@
     <PackageReference Include="Microsoft.Build.Utilities.Core">
       <Version>15.6.82</Version>
     </PackageReference>
+    <PackageReference Include="System.ValueTuple">
+      <Version>4.4.0</Version>
+    </PackageReference>
   </ItemGroup>
 
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