Merge pull request #1248 from PowerShell/kapil/nuget

Add CoreCLR nuget packages

build.psm1

@@ -634,7 +634,9 @@ function Publish-NuGetFeed
 'Microsoft.PowerShell.ConsoleHost',
 'Microsoft.PowerShell.PSReadLine',
 'Microsoft.PowerShell.Security',
-'System.Management.Automation'
+'System.Management.Automation',
+'Microsoft.PowerShell.CoreCLR.AssemblyLoadContext',
+'Microsoft.PowerShell.CoreCLR.Eventing'
     ) | % {
         if ($VersionSuffix)
         {