[DO NOT MERGE] Document UseNonPersistentDeliveryMode for IBM MQ transport

Snippets/IBMMQ/IBMMQ_1/NonPersistentDeliveryMode.cs

@@ -0,0 +1,18 @@
+using System.Threading.Tasks;
+using NServiceBus;
+
+class NonPersistentDeliveryMode
+{
+    public async Task RequestNonPersistent(IMessageHandlerContext context)
+    {
+        #region ibmmq-non-persistent-delivery-mode
+        var options = new SendOptions();
+
+        options.UseNonPersistentDeliveryMode();
+
+        await context.Send(new MyMessage(), options);
+        #endregion
+    }
+
+    class MyMessage { }
+}

transports/ibmmq/index.md

@@ -54,3 +54,5 @@ By default, all messages are sent as persistent, meaning they survive queue mana
 
 > [!CAUTION]
 > Non-persistent messages are lost if the queue manager restarts before they are consumed.
+
+partial: nonpersistent

transports/ibmmq/index_nonpersistent_ibmmq_[1.1,).partial.md

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+To request `non-persistent` delivery, use the following `{Send|Publish|Reply}Options` as shown below.
+
+snippet: ibmmq-non-persistent-delivery-mode
+
+See the [non-durable messaging documentation](/nservicebus/messaging/non-durable-messaging.md) for more details.