Update dependencies from https://github.com/dotnet/core-setup build 20191114.4 (#2670)

- Microsoft.NETCore.App.Ref - 3.1.0
- Microsoft.NETCore.App.Runtime.win-x64 - 3.1.0

Author: dotnet-maestro[bot]

NuGet.config

@@ -3,8 +3,8 @@
   <packageSources>
     <clear />
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
+    <add key="darc-pub-dotnet-core-setup-bc2d90a" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-core-setup-bc2d90a1/nuget/v3/index.json" />
     <add key="darc-pub-dotnet-core-setup-7d57652" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-core-setup-7d57652f/nuget/v3/index.json" />
-    <add key="darc-pub-dotnet-core-setup-62b52b1" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-core-setup-62b52b1f/nuget/v3/index.json" />
     <add key="darc-pub-dotnet-corefx-4703e4a" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-corefx-4703e4ae/nuget/v3/index.json" />
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
     <add key="dotnet-core" value="https://dotnetfeed.blob.core.windows.net/dotnet-core/index.json" />

eng/Version.Details.xml

@@ -64,15 +64,15 @@
     </Dependency>
     <Dependency Name="Microsoft.NETCore.App.Ref" Version="3.1.0">
       <Uri>https://github.com/dotnet/core-setup</Uri>
-      <Sha>62b52b1f4b75a1edaf65825f3caad8e493d2a29c</Sha>
+      <Sha>bc2d90a1c6b23e4e64fc117baa531e14b9288b5a</Sha>
     </Dependency>
     <!--
          Win-x64 is used here because we have picked an arbitrary runtime identifier to flow the version of the latest NETCore.App runtime.
          All Runtime.$rid packages should have the same version.
     -->
     <Dependency Name="Microsoft.NETCore.App.Runtime.win-x64" Version="3.1.0">
       <Uri>https://github.com/dotnet/core-setup</Uri>
-      <Sha>62b52b1f4b75a1edaf65825f3caad8e493d2a29c</Sha>
+      <Sha>bc2d90a1c6b23e4e64fc117baa531e14b9288b5a</Sha>
     </Dependency>
     <Dependency Name="NETStandard.Library.Ref" Version="2.1.0" Pinned="true">
       <Uri>https://github.com/dotnet/core-setup</Uri>