Update OcelotPipelineExtensions.cs

Soft revert

src/Ocelot/Middleware/OcelotPipelineExtensions.cs

@@ -121,6 +121,9 @@ public static class OcelotPipelineExtensions
                 app.Use(pipelineConfiguration.AuthorizationMiddleware);
             }
 
+            // Now we can run the claims to headers transformation middleware	
+            app.UseClaimsToHeadersMiddleware();
+
             // Allow the user to implement their own query string manipulation logic
             app.UseIfNotNull(pipelineConfiguration.PreQueryStringBuilderMiddleware);