Enable Node10 for macOS (#1448)

.azure/pipelines/e2e-tests.yml

@@ -47,22 +47,32 @@ phases:
 - phase: Host_macOS
   queue:
     name: Hosted macOS
-    parallel: 4
-    # The ASP.NET Core 2.1.X templates are incompatible with Node10 on macOS
-    # https://github.com/aspnet/Templating/issues/608
+    parallel: 8
     matrix:
       Portable_Node8:
         Test.RuntimeIdentifier: none
         Node.Version: 8.x
+      Portable_Node10:
+        Test.RuntimeIdentifier: none
+        Node.Version: 10.x
       SelfContainedWindows_Node8:
         Test.RuntimeIdentifier: win-x64
         Node.Version: 8.x
+      SelfContainedWindows_Node10:
+        Test.RuntimeIdentifier: win-x64
+        Node.Version: 10.x
       SelfContainedLinux_Node8:
         Test.RuntimeIdentifier: linux-x64
         Node.Version: 8.x
+      SelfContainedLinux_Node10:
+        Test.RuntimeIdentifier: linux-x64
+        Node.Version: 10.x
       SelfContainedMacOs_Node8:
         Test.RuntimeIdentifier: osx-x64
         Node.Version: 8.x
+      SelfContainedMacOs_Node10:
+        Test.RuntimeIdentifier: osx-x64
+        Node.Version: 10.x
   steps:
   - task: NodeTool@0
     displayName: Install Node $(Node.Version)