Import Helix.props when Helix.targets is imported

Author: dougbu

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

@@ -1,8 +1,11 @@
 <Project DefaultTargets="Build">
+  <PropertyGroup>
+    <IsTestProject>true</IsTestProject>
+  </PropertyGroup>
+
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), Directory.Build.props))\Directory.Build.props" />
 
   <PropertyGroup>
-    <IsTestProject>true</IsTestProject>
     <IsPackable>false</IsPackable>
   </PropertyGroup>
 

src/SignalR/clients/ts/client-ts.npmproj

@@ -1,10 +1,13 @@
 <Project>
+  <PropertyGroup>
+    <IsTestProject>true</IsTestProject>
+  </PropertyGroup>
+
   <Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), Directory.Build.props))\Directory.Build.props" />
 
   <PropertyGroup>
     <IsPackable>false</IsPackable>
     <IsBuildable>false</IsBuildable>
-    <IsTestProject>true</IsTestProject>
     <!-- Npm tests don't run on Helix currently, so we need to set this to false to still run the tests on non-Helix -->
     <BuildHelixPayload>false</BuildHelixPayload>
   </PropertyGroup>