Fix Microsoft.IO.Redist version & ngen settings.

Author: AR-May

eng/Packages.props

@@ -13,7 +13,7 @@
     <PackageReference Update="Microsoft.CodeQuality.Analyzers" Version="3.3.0" PrivateAssets="all" />
     <PackageReference Update="Microsoft.DotNet.GenAPI" Version="2.1.0-prerelease-02404-02" />
     <PackageReference Update="Microsoft.DotNet.XUnitExtensions" Version="$(MicrosoftDotNetXUnitExtensionsVersion)" />
-    <PackageReference Update="Microsoft.IO.Redist" Version="5.0.0" />
+    <PackageReference Update="Microsoft.IO.Redist" Version="4.7.1" />
     <PackageReference Update="Microsoft.Net.Compilers.Toolset" Version="$(MicrosoftNetCompilersToolsetVersion)" />
     <PackageReference Update="Microsoft.VisualStudio.SDK.EmbedInteropTypes" Version="15.0.15" />
     <PackageReference Update="Microsoft.VisualStudio.Setup.Configuration.Interop" Version="1.16.30" />

src/Package/MSBuild.VSSetup/files.swr

@@ -32,7 +32,7 @@ folder InstallDir:\MSBuild\Current\Bin
   file source=$(X86BinPath)Microsoft.Build.Framework.tlb
   file source=$(X86BinPath)Microsoft.Build.Tasks.Core.dll vs.file.ngenApplications="[installDir]\Common7\IDE\vsn.exe" vs.file.ngenApplications="[installDir]\MSBuild\Current\Bin\MSBuild.exe" vs.file.ngenArchitecture=all vs.file.ngenPriority=1
   file source=$(X86BinPath)Microsoft.Build.Utilities.Core.dll vs.file.ngenApplications="[installDir]\Common7\IDE\vsn.exe" vs.file.ngenApplications="[installDir]\MSBuild\Current\Bin\MSBuild.exe" vs.file.ngenArchitecture=all vs.file.ngenPriority=1
-  file source=$(X86BinPath)Microsoft.IO.Redist.dll vs.file.ngenApplications="[installDir]\MSBuild\Current\Bin\MSBuild.exe" vs.file.ngenArchitecture=all vs.file.ngenPriority=1
+  file source=$(X86BinPath)Microsoft.IO.Redist.dll vs.file.ngenApplications="[installDir]\Common7\IDE\vsn.exe" vs.file.ngenApplications="[installDir]\MSBuild\Current\Bin\MSBuild.exe" vs.file.ngenArchitecture=all vs.file.ngenPriority=1
   file source=$(X86BinPath)MSBuild.exe vs.file.ngenArchitecture=x86 vs.file.ngenPriority=1
   file source=$(X86BinPath)MSBuild.exe.config
   file source=$(TaskHostBinPath)MSBuildTaskHost.exe vs.file.ngenArchitecture=x86