Fix merging duplicated ConfigureAuth method

src/Services/Basket/Basket.API/Startup.cs

@@ -237,10 +237,5 @@ namespace Microsoft.eShopOnContainers.Services.Basket.API
             eventBus.Subscribe<ProductPriceChangedIntegrationEvent, ProductPriceChangedIntegrationEventHandler>();
             eventBus.Subscribe<OrderStartedIntegrationEvent, OrderStartedIntegrationEventHandler>();
         }
-
-        protected virtual void ConfigureAuth(IApplicationBuilder app)
-        {
-            app.UseAuthentication();
-        }
     }
 }

src/Services/Location/Locations.API/Startup.cs

@@ -190,10 +190,5 @@ namespace Microsoft.eShopOnContainers.Services.Locations.API
 
             services.AddSingleton<IEventBusSubscriptionsManager, InMemoryEventBusSubscriptionsManager>();
         }
-
-        protected virtual void ConfigureAuth(IApplicationBuilder app)
-        {
-            app.UseAuthentication();
-        }
     }
 }

src/Services/Marketing/Marketing.API/Startup.cs

@@ -256,11 +256,6 @@
                         logger.LogTrace($"[{prefix}] Exception {exception.GetType().Name} with message ${exception.Message} detected on attempt {retry} of {retries}");
                     }
                 );
-        }
-
-        protected virtual void ConfigureAuth(IApplicationBuilder app)
-        {
-            app.UseAuthentication();
-        }
+        }       
     }
 }

test/Services/IntegrationTests/Services/Locations/LocationsTestsStartup.cs

@@ -1,8 +1,6 @@
 namespace IntegrationTests.Services.Locations
 {
-    using IntegrationTests.Middleware;
     using Microsoft.AspNetCore.Builder;
-    using Microsoft.AspNetCore.Hosting;
     using Microsoft.AspNetCore.Http;
     using Microsoft.eShopOnContainers.Services.Locations.API;
     using Microsoft.Extensions.Configuration;