Remove disabledPackageSources from NuGet.Config

Author: dseefeld

NuGet.config

@@ -24,17 +24,5 @@
     <add key="arcade" value="https://dotnetfeed.blob.core.windows.net/dotnet-tools-internal/index.json" />
     <add key="dotnet-core" value="https://dotnetfeed.blob.core.windows.net/dotnet-core/index.json" />
   </packageSources>
-  <disabledPackageSources>
-    <clear />
-    <!--  Begin: Package sources from dotnet-aspnetcore -->
-    <add key="darc-int-dotnet-aspnetcore-331b52b" value="true" />
-    <!--  End: Package sources from dotnet-aspnetcore -->
-    <add key="darc-int-dotnet-aspnetcore-tooling-7f783df" value="true" />
-    <!--  Begin: Package sources from dotnet-core-setup -->
-    <add key="darc-int-dotnet-core-setup-0267ad0" value="true" />
-    <!--  End: Package sources from dotnet-core-setup -->
-    <!--  Begin: Package sources from dotnet-extensions -->
-    <add key="darc-int-dotnet-extensions-4210e7d" value="true" />
-    <!--  End: Package sources from dotnet-extensions -->
-  </disabledPackageSources>
+  <disabledPackageSources/>
 </configuration>