Moved using statements to globalusing for EventBusServiceBus

src/BuildingBlocks/EventBus/EventBusServiceBus/DefaultServiceBusPersisterConnection.cs

@@ -1,8 +1,5 @@
-using Microsoft.Azure.ServiceBus;
-using System;
+namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBusServiceBus;
 
-namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBusServiceBus
-{
 public class DefaultServiceBusPersisterConnection : IServiceBusPersisterConnection
 {
     private readonly ServiceBusConnectionStringBuilder _serviceBusConnectionStringBuilder;
@@ -65,4 +62,3 @@ namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBusServiceBus
         _disposed = true;
     }
 }
-}

src/BuildingBlocks/EventBus/EventBusServiceBus/EventBusServiceBus.cs

@@ -1,15 +1,4 @@
-namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBusServiceBus
-{
-    using Autofac;
-    using Microsoft.Azure.ServiceBus;
-    using Microsoft.eShopOnContainers.BuildingBlocks.EventBus;
-    using Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Abstractions;
-    using Microsoft.eShopOnContainers.BuildingBlocks.EventBus.Events;
-    using Microsoft.Extensions.Logging;   
-    using System;
-    using System.Text;
-    using System.Text.Json;
-    using System.Threading.Tasks;
+namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBusServiceBus;
 
 public class EventBusServiceBus : IEventBus
 {
@@ -200,4 +189,3 @@
         }
     }
 }
-}

src/BuildingBlocks/EventBus/EventBusServiceBus/IServiceBusPersisterConnection.cs

@@ -1,11 +1,7 @@
-namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBusServiceBus
-{
-    using Microsoft.Azure.ServiceBus;
-    using System;
+namespace Microsoft.eShopOnContainers.BuildingBlocks.EventBusServiceBus;
 
 public interface IServiceBusPersisterConnection : IDisposable
 {
     ITopicClient TopicClient { get; }
     ISubscriptionClient SubscriptionClient { get; }
 }
-}