[release/3.1] Update dependencies from dotnet/core-setup (#3423)

* Update dependencies from https://github.com/dotnet/core-setup build 20200818.3

Microsoft.NETCore.App.Internal , Microsoft.NETCore.App.Runtime.win-x64
 From Version 3.1.8-servicing.20415.1 -> To Version 3.1.8-servicing.20418.3

Dependency coherency updates

System.IO.Pipelines,System.Net.Http.WinHttpHandler,System.Net.WebSockets.WebSocketProtocol,System.Threading.Channels
 From Version 4.7.2 -> To Version 4.7.2 (parent: Microsoft.NETCore.App.Runtime.win-x64

* !fixup! Add 3.1 feeds
  - not sure why things are working without these but let's future-proof ourselves
* !fixup! Remove 3.0 feeds

Co-authored-by: dotnet-maestro[bot] <dotnet-maestro[bot]@users.noreply.github.com>
Co-authored-by: Doug Bunting <6431421+dougbu@users.noreply.github.com>

NuGet.config

@@ -3,10 +3,10 @@
   <packageSources>
     <clear />
     <!--Begin: Package sources managed by Dependency Flow automation. Do not edit the sources below.-->
-    <add key="darc-pub-dotnet-core-setup-f375e03" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-core-setup-f375e037/nuget/v3/index.json" />
+    <add key="darc-pub-dotnet-core-setup-08b4abf" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/darc-pub-dotnet-core-setup-08b4abfb/nuget/v3/index.json" />
     <!--End: Package sources managed by Dependency Flow automation. Do not edit the sources above.-->
-    <add key="dotnet3" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet3/nuget/v3/index.json" />
-    <add key="dotnet3-transport" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet3-transport/nuget/v3/index.json" />
+    <add key="dotnet3.1" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet3.1/nuget/v3/index.json" />
+    <add key="dotnet3.1-transport" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet3.1-transport/nuget/v3/index.json" />
     <add key="dotnet-core" value="https://dotnetfeed.blob.core.windows.net/dotnet-core/index.json" />
     <add key="dotnet-eng" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-eng/nuget/v3/index.json" />
     <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />

eng/Version.Details.xml

@@ -35,16 +35,16 @@
       <Sha>0f7f38c4fd323b26da10cce95f857f77f0f09b48</Sha>
     </Dependency>
     <Dependency Name="System.IO.Pipelines" Version="4.7.2" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
-      <Uri>https://github.com/dotnet/corefx</Uri>
+      <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-corefx</Uri>
       <Sha>059a4a19e602494bfbed473dbbb18f2dbfbd0878</Sha>
     </Dependency>
     <Dependency Name="System.Net.Http.WinHttpHandler" Version="4.7.2" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
-      <Uri>https://github.com/dotnet/corefx</Uri>
+      <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-corefx</Uri>
       <Sha>620cea9ccf0359993e803c900059932966399584</Sha>
     </Dependency>
     <Dependency Name="System.Net.WebSockets.WebSocketProtocol" Version="4.7.1" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
-      <Uri>https://github.com/dotnet/corefx</Uri>
-      <Sha>059a4a19e602494bfbed473dbbb18f2dbfbd0878 </Sha>
+      <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-corefx</Uri>
+      <Sha>059a4a19e602494bfbed473dbbb18f2dbfbd0878</Sha>
     </Dependency>
     <Dependency Name="System.Reflection.Metadata" Version="1.8.1" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-corefx</Uri>
@@ -75,7 +75,7 @@
       <Sha>059a4a19e602494bfbed473dbbb18f2dbfbd0878</Sha>
     </Dependency>
     <Dependency Name="System.Threading.Channels" Version="4.7.1" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
-      <Uri>https://github.com/dotnet/corefx</Uri>
+      <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-corefx</Uri>
       <Sha>059a4a19e602494bfbed473dbbb18f2dbfbd0878</Sha>
     </Dependency>
     <!--
@@ -84,15 +84,15 @@
     -->
     <Dependency Name="Microsoft.NETCore.App.Runtime.win-x64" Version="3.1.8">
       <Uri>https://github.com/dotnet/core-setup</Uri>
-      <Sha>f375e037fec56a07f0cb8cde2c1ac60e8e1e5bb2</Sha>
+      <Sha>08b4abfbf917229c9a23d474d1eabe2b34735343</Sha>
     </Dependency>
     <Dependency Name="Microsoft.Extensions.DependencyModel" Version="3.1.6">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-core-setup</Uri>
       <Sha>3acd9b0cd16596bad450c82be08780875a73c05c</Sha>
     </Dependency>
-    <Dependency Name="Microsoft.NETCore.App.Internal" Version="3.1.8-servicing.20415.1">
+    <Dependency Name="Microsoft.NETCore.App.Internal" Version="3.1.8-servicing.20418.3">
       <Uri>https://github.com/dotnet/core-setup</Uri>
-      <Sha>f375e037fec56a07f0cb8cde2c1ac60e8e1e5bb2</Sha>
+      <Sha>08b4abfbf917229c9a23d474d1eabe2b34735343</Sha>
     </Dependency>
     <Dependency Name="Microsoft.NETCore.Platforms" Version="3.1.2" CoherentParentDependency="Microsoft.NETCore.App.Runtime.win-x64">
       <Uri>https://dev.azure.com/dnceng/internal/_git/dotnet-corefx</Uri>

eng/Versions.props

@@ -57,7 +57,7 @@
     <MicrosoftDotNetPlatformAbstractionsPackageVersion>3.1.6</MicrosoftDotNetPlatformAbstractionsPackageVersion>
     <MicrosoftNETCoreAppRefPackageVersion>3.1.0</MicrosoftNETCoreAppRefPackageVersion>
     <MicrosoftNETCoreAppRuntimewinx64PackageVersion>3.1.8</MicrosoftNETCoreAppRuntimewinx64PackageVersion>
-    <MicrosoftNETCoreAppInternalPackageVersion>3.1.8-servicing.20415.1</MicrosoftNETCoreAppInternalPackageVersion>
+    <MicrosoftNETCoreAppInternalPackageVersion>3.1.8-servicing.20418.3</MicrosoftNETCoreAppInternalPackageVersion>
     <NETStandardLibraryRefPackageVersion>2.1.0</NETStandardLibraryRefPackageVersion>
     <!-- Packages from dotnet/corefx -->
     <MicrosoftBclAsyncInterfacesPackageVersion>1.1.1</MicrosoftBclAsyncInterfacesPackageVersion>