update NETCore.Compilers nuspec (#19562)

* update NETCore.Compilers nuspec

* Update portable facades file

src/NuGet/Microsoft.NETCore.Compilers.nuspec

@@ -35,11 +35,11 @@
     <file src="Dlls/MSbuildTask/Microsoft.VisualBasic.Core.targets" target="tools" />
 
     <!-- References that are either not in the target framework or are a higher version -->
-    <file src="Exes/CscCore/System.Collections.Immutable.dll" target="tools" />
-    <file src="Exes/CscCore/System.Reflection.Metadata.dll" target="tools" />
-    <file src="Exes/CscCore/System.ValueTuple.dll" target="tools" />
-    <file src="Exes/CscCore/System.Xml.XmlDocument.dll" target="tools" />
-    <file src="Exes/CscCore/System.Xml.XPath.dll" target="tools" />
-    <file src="Exes/CscCore/System.Xml.XPath.XDocument.dll" target="tools" />
+    <file src="Exes/Toolset/System.Collections.Immutable.dll" target="tools" />
+    <file src="Exes/Toolset/System.Reflection.Metadata.dll" target="tools" />
+    <file src="Exes/Toolset/System.ValueTuple.dll" target="tools" />
+    <file src="Exes/Toolset/System.Xml.XmlDocument.dll" target="tools" />
+    <file src="Exes/Toolset/System.Xml.XPath.dll" target="tools" />
+    <file src="Exes/Toolset/System.Xml.XPath.XDocument.dll" target="tools" />
   </files>
 </package>

src/Setup/DevDivVsix/PortableFacades/PortableFacades.swr

@@ -6,7 +6,7 @@ package name=PortableFacades
 folder InstallDir:\Common7\IDE\PrivateAssemblies
     file source="$(NuGetPackageRoot)\System.AppContext\4.3.0\lib\net46\System.AppContext.dll" vs.file.ngen=yes
     file source="$(NuGetPackageRoot)\System.Console\4.3.0\lib\net46\System.Console.dll" vs.file.ngen=yes
-    file source="$(NuGetPackageRoot)\System.Diagnostics.FileVersionInfo\4.0.0\runtimes\win\lib\net46\System.Diagnostics.FileVersionInfo.dll" vs.file.ngen=yes
+    file source="$(NuGetPackageRoot)\System.Diagnostics.FileVersionInfo\4.3.0\runtimes\win\lib\net46\System.Diagnostics.FileVersionInfo.dll" vs.file.ngen=yes
     file source="$(NuGetPackageRoot)\System.Diagnostics.Process\4.3.0\runtimes\win\lib\net46\System.Diagnostics.Process.dll" vs.file.ngen=yes
     file source="$(NuGetPackageRoot)\System.Diagnostics.StackTrace\4.3.0\lib\net46\System.Diagnostics.StackTrace.dll" vs.file.ngen=yes
     file source="$(NuGetPackageRoot)\System.IO.Compression\4.3.0\runtimes\win\lib\net46\System.IO.Compression.dll" vs.file.ngen=yes