Removed NuGet entry

Author: jaredpar

NuGet.Config

@@ -31,6 +31,5 @@
     <add key="vside.myget.org vssdk" value="https://vside.myget.org/F/vssdk/api/v3/index.json" />
     <add key="vside.myget.org vs-impl" value="https://vside.myget.org/F/vs-impl/api/v3/index.json" />
     <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
-    <add key="DO NOT MERGE" value="E:\code\roslyn-internal\Closed\Test\Resources\bin\Debug" />
   </packageSources>
 </configuration>