Update nuget.config

Author: Bertk

nuget.config

@@ -4,9 +4,9 @@
     <clear />
     <!-- Coverlet nightly build feed -->
     <add key="coverletNightly" value="https://pkgs.dev.azure.com/tonerdo/coverlet/_packaging/coverlet-nightly/nuget/v3/index.json" />
-    <!-- Default nuget feed -->
-    <add key="nuget" value="https://api.nuget.org/v3/index.json" />
     <!-- Add all other needed feed -->
     <add key="dotnet-libraries" value="https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-libraries/nuget/v3/index.json" />
-  </packageSources>
+    <!-- Default nuget feed -->
+    <add key="nuget" value="https://api.nuget.org/v3/index.json" />
+</packageSources>
 </configuration>