Removed cli-deps feed as Microsoft build packages are available in ci-dev feed now

NuGet.config

@@ -5,7 +5,5 @@
     <add key="AspNetCore" value="https://dotnet.myget.org/F/aspnetcore-ci-dev/api/v3/index.json" />
     <add key="AspNetCoreTools" value="https://dotnet.myget.org/F/aspnetcore-tools/api/v3/index.json" /> 
     <add key="NuGet" value="https://api.nuget.org/v3/index.json" />
-    <!-- Todo Remove this after https://github.com/aspnet/CoreCLR/issues/180 is closed. -->
-    <add key="cli-deps" value="https://dotnet.myget.org/F/cli-deps/api/v3/index.json" />
  </packageSources>
 </configuration>