Fix running 'pwsh' produced from 'dotnet build' (#6549)

src/Microsoft.PowerShell.ConsoleHost/host/msh/ConsoleHost.cs

@@ -1612,6 +1612,7 @@ namespace Microsoft.PowerShell
                     OpenConsoleRunspace(consoleRunspace, staMode);
                 }
 
+                Runspace.PrimaryRunspace = consoleRunspace;
                 _runspaceRef = new RunspaceRef(consoleRunspace);
 
                 if (psReadlineFailed)
@@ -1656,10 +1657,8 @@ namespace Microsoft.PowerShell
 #endif
             runspace.ThreadOptions = PSThreadOptions.ReuseThread;
             runspace.EngineActivityId = EtwActivity.GetActivityId();
-            Runspace.PrimaryRunspace = runspace;
 
             s_runspaceInitTracer.WriteLine("Calling Runspace.Open");
-
             runspace.Open();
         }
 

src/powershell-win-core/powershell-win-core.csproj

@@ -12,6 +12,7 @@
     <Compile Include="..\powershell\Program.cs" Exclude="bin\**;obj\**;**\*.xproj;packages\**" />
     <Content Include="..\System.Management.Automation\powershell.config.json">
       <Link>powershell.config.json</Link>
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
       <CopyToPublishDirectory>PreserveNewest</CopyToPublishDirectory>
     </Content>
     <Content Include="..\Modules\Windows-Core\**\*;..\Modules\Windows-Core+Full\**\*;..\Modules\Shared\**\*">