Configure RabbitMq continuation timeout

[dsquadcgi]

Small pull request to permit the configuration of RabbitMq continuation timeout.

The default value configured by RabbitMq can be too low for some use cases, resulting in TimeoutException.

{
  "@t": "2023-10-13T10:42:21.2540140Z",
  "@mt": "exception capturée par polly, attente de {Secondes} avant réessai ({NbEssai}/{NbEssaiTotal})",
  "@l": "Warning",
  "@x": "System.TimeoutException: The operation has timed out.\n   at RabbitMQ.Client.Impl.SimpleBlockingRpcContinuation.GetReply(TimeSpan timeout)\n   at RabbitMQ.Client.Impl.ModelBase.ModelRpc(MethodBase method, ContentHeaderBase header, Byte[] body)\n   at RabbitMQ.Client.Framing.Impl.Model._Private_ConfirmSelect(Boolean nowait)\n   at RabbitMQ.Client.Impl.ModelBase.ConfirmSelect()\n   at RabbitMQ.Client.Impl.AutorecoveringModel.ConfirmSelect()\n   at Paramore.Brighter.MessagingGateway.RMQ.RmqMessageProducer.SendWithDelay(Message message, Int32 delayMilliseconds) in /_/src/Paramore.Brighter.MessagingGateway.RMQ/RmqMessageProducer.cs:line 133\n   at Paramore.Brighter.MessagingGateway.RMQ.RmqMessageProducer.Send(Message message) in /_/src/Paramore.Brighter.MessagingGateway.RMQ/RmqMessageProducer.cs:line 110\n   at Paramore.Brighter.ExternalBusServices.<>c__DisplayClass49_1.<Dispatch>b__0() in /_/src/Paramore.Brighter/ExternalBusServices.cs:line 382\n   at Polly.Policy.<>c__DisplayClass138_0.<Implementation>b__0(Context ctx, CancellationToken token)\n   at Polly.Retry.RetryEngine.Implementation[TResult](Func`3 action, Context context, CancellationToken cancellationToken, ExceptionPredicates shouldRetryExceptionPredicates, ResultPredicates`1 shouldRetryResultPredicates, Action`4 onRetry, Int32 permittedRetryCount, IEnumerable`1 sleepDurationsEnumerable, Func`4 sleepDurationProvider)",
  "Secondes": 2,
  "NbEssai": 1,
  "NbEssaiTotal": 5,
  "appid": "relations-messagerie"
}

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✅ iancooper
❌ BenjaminSchmitt
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[iancooper]

@dsquadcgi Thanks for this. I'll get a release out ASAP

[iancooper]

@dsquadcgi Should be in 9.7.4

[dsquadcgi]

@iancooper thanks! 👍