Fix memory leak caused by not detaching event handler (#391)

Author: Jordan-Osborn

RabbitMQ.Stream.Client/Client.cs

@@ -59,7 +59,6 @@ public record ClientParameters
         public delegate Task MetadataUpdateHandler(MetaDataUpdate update);
 
         public event MetadataUpdateHandler OnMetadataUpdate;
-        public Action<Exception> UnhandledExceptionHandler { get; set; } = _ => { };
         public TimeSpan Heartbeat { get; set; } = TimeSpan.FromMinutes(1);
 
         public string ClientProvidedName
@@ -164,11 +163,6 @@ private Client(ClientParameters parameters, ILogger logger = null)
             IsClosed = false;
             _logger = logger ?? NullLogger.Instance;
             ClientId = Guid.NewGuid().ToString();
-            AppDomain.CurrentDomain.UnhandledException += (sender, args) =>
-            {
-                _logger.LogError(args.ExceptionObject as Exception, "Unhandled exception");
-                Parameters.UnhandledExceptionHandler(args.ExceptionObject as Exception);
-            };
         }
 
         public bool IsClosed

RabbitMQ.Stream.Client/PublicAPI.Shipped.txt

@@ -200,8 +200,6 @@ RabbitMQ.Stream.Client.ClientParameters.Password.set -> void
 RabbitMQ.Stream.Client.ClientParameters.Properties.get -> System.Collections.Generic.IDictionary<string, string>
 RabbitMQ.Stream.Client.ClientParameters.Ssl.get -> RabbitMQ.Stream.Client.SslOption
 RabbitMQ.Stream.Client.ClientParameters.Ssl.set -> void
-RabbitMQ.Stream.Client.ClientParameters.UnhandledExceptionHandler.get -> System.Action<System.Exception>
-RabbitMQ.Stream.Client.ClientParameters.UnhandledExceptionHandler.set -> void
 RabbitMQ.Stream.Client.ClientParameters.UserName.get -> string
 RabbitMQ.Stream.Client.ClientParameters.UserName.set -> void
 RabbitMQ.Stream.Client.ClientParameters.VirtualHost.get -> string