Try another way to fix missing targets in Web.JS.npmproj

Author: dougbu

src/Components/Web.JS/Microsoft.AspNetCore.Components.Web.JS.npmproj

@@ -21,6 +21,10 @@
       Private="false" />
   </ItemGroup>
 
+  <!-- Workaround strange issues with something calling these targets. -->
+  <Target Name="GetTargetFramework" />
+  <Target Name="GetCopyToPublishDirectoryItems" />
+
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), Directory.Build.targets))\Directory.Build.targets" />
 
 </Project>