Make System.IO.Pipes.AccessControl System.Runtime-based

Previously this partial facade was unnecessarily System.Private.Corelib-
based.  The assembly doesn't require any types in CoreLib so it can
remain System.Runtime-based.  This has the added benefit of giving
the linker access to RefPath which contains all the contract assemblies
in the reference closure (in case it needs more than the CSC needed).

Author: ericstj

src/System.IO.Pipes.AccessControl/src/System.IO.Pipes.AccessControl.csproj

@@ -25,9 +25,9 @@
     <Reference Include="System.Security.Principal.Windows" />
   </ItemGroup>
   <ItemGroup Condition="'$(TargetGroup)' == 'netcoreapp' OR '$(TargetGroup)' == 'uap'">
-    <ReferenceFromRuntime Include="System.Private.Corelib" />
+    <Reference Include="System.Runtime" />
+    <Reference Include="System.Resources.ResourceManager" />
     <ProjectReference Include="..\..\System.IO.Pipes\src\System.IO.Pipes.csproj" />
-    <ProjectReference Include="..\..\System.Runtime\src\System.Runtime.csproj" />
     <ProjectReference Include="..\..\System.Security.AccessControl\src\System.Security.AccessControl.csproj" />
   </ItemGroup>
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.targets))\dir.targets" />