Fix #13009, make non-durable subscriptions exclusive by default

Author: deadtrickster

deps/rabbitmq_stomp/src/rabbit_stomp_util.erl

@@ -333,10 +333,11 @@ default_params({exchange, _}) ->
     [{exclusive, true}, {auto_delete, true}];
 
 default_params({topic, _}) ->
-    [{exclusive, false}, {auto_delete, true}];
+    [{exclusive, true}, {auto_delete, true}];
 
 default_params(_) ->
-    [{durable, false}].
+    [{exclusive, true},
+     {durable, false}].
 
 string_to_boolean("True") ->
     true;