Add back disabledPackageSources tag

dseefeld · dseefeld · commit 9655d39ecf65 · 2021-03-30T16:47:38.000Z
diff --git a/NuGet.config b/NuGet.config
@@ -22,4 +22,5 @@
     <add key="dotnet-public" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-public%40Local/nuget/v3/index.json" />
     <add key="dotnet-eng" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-eng/nuget/v3/index.json" />
   </packageSources>
+  <disabledPackageSources/>
 </configuration>
