!fixup! Restore TestCommon project earlier

Author: dougbu

Runtime.msbuild

@@ -77,13 +77,15 @@
     </ItemGroup>
 
     <Message Text="Restoring NuGet packages..." Importance="High" />
+
+    <!-- Use Restore target first to avoid attempt to restore TestCommon using NuGet.exe. -->
+    <MSBuild Projects="@(_ProjectsToRestore)" Targets="Restore"
+        BuildInParallel="$(BuildInParallel)"
+        Condition=" '$(BuildPortable)' == 'true' "
+        Properties="Configuration=$(Configuration);CodeAnalysis=$(CodeAnalysis);StyleCopEnabled=$(StyleCopEnabled);VisualStudioVersion=$(VisualStudioVersion)" />
     <Exec Command='"$(NuGetExe)" restore "%(_NuGetPackagesAndSolutions.Identity)" ^
         -PackagesDirectory packages -NonInteractive ^
         -Verbosity quiet -ConfigFile "$(MSBuildThisFileDirectory)\.nuget\NuGet.Config"' />
-    <MSBuild Projects="@(_ProjectsToRestore)" Targets="Restore"
-      BuildInParallel="$(BuildInParallel)"
-      Condition=" '$(BuildPortable)' == 'true' "
-      Properties="Configuration=$(Configuration);CodeAnalysis=$(CodeAnalysis);StyleCopEnabled=$(StyleCopEnabled);VisualStudioVersion=$(VisualStudioVersion)" />
   </Target>
 
   <!-- Pick the right Microsoft.Web.FxCop package to use and copy it to a standard location. -->