minor #13278 fix XML options config example (xabbuh)

This PR was merged into the 4.4 branch.

Discussion
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fix XML options config example

fixes #13009

Commits
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dfa9ddf fix XML options config example

Author: javiereguiluz

messenger.rst

@@ -538,7 +538,9 @@ different messages to them. For example:
                 <framework:messenger>
                     <framework:transport name="async_priority_high" dsn="%env(MESSENGER_TRANSPORT_DSN)%">
                         <framework:options>
-                            <framework:queue_name>high</framework:queue_name>
+                            <framework:queue>
+                                <framework:name>Queue</framework:name>
+                            </framework:queue>
                         </framework:options>
                     </framework:transport>
                     <framework:transport name="async_priority_low" dsn="%env(MESSENGER_TRANSPORT_DSN)%">
@@ -934,7 +936,11 @@ The transport has a number of options:
                 <framework:messenger>
                     <framework:transport name="async_priority_high" dsn="%env(MESSENGER_TRANSPORT_DSN)%?queue_name=high_priority"/>
                     <framework:transport name="async_priority_low" dsn="%env(MESSENGER_TRANSPORT_DSN)%">
-                        <framework:option queue_name="normal_priority"/>
+                        <framework:options>
+                            <framework:queue>
+                                <framework:name>normal_priority</framework:name>
+                            </framework:queue>
+                        </framework:options>
                     </framework:transport>
                 </framework:messenger>
             </framework:config>