Publish in a separate step

- Publishing.props executes the `_GetPackageVersionInfo` target in Microsoft.AspNetCore.App.Runtime.csproj
- that target currently fails when using a new SDK and desktop `msbuild`

Author: dougbu

.azure/pipelines/ci.yml

@@ -213,14 +213,26 @@ stages:
                 -buildInstallers
                 -noBuildNative
                 /p:DotNetSignType=$(_SignType)
-                /p:AssetManifestFileName=aspnetcore-win-x64-x86.xml
                 $(_BuildArgs)
-                $(_PublishArgs)
                 $(_InternalRuntimeDownloadArgs)
-                /p:PublishInstallerBaseVersion=true
                 $(WindowsInstallersLogArgs)
         displayName: Build Installers
 
+      - script: ./eng/build.cmd
+               -ci
+               -noBuildRepoTasks
+               -noBuildNative
+               -noBuild
+               -noRestore
+               -projects eng/empty.proj
+               $(_BuildArgs)
+               $(_InternalRuntimeDownloadArgs)
+               $(_PublishArgs)
+               /p:AssetManifestFileName=aspnetcore-win-x64-x86.xml
+               /p:PublishInstallerBaseVersion=true
+               /bl:artifacts/log/Release/Build.Publish.binlog
+        displayName: Publish
+
       # A few files must also go to the VS package feed.
       - ${{ if and(ne(variables['System.TeamProject'], 'public'), notin(variables['Build.Reason'], 'PullRequest'), ne(variables['PostBuildSign'], 'true')) }}:
         - task: NuGetCommand@2