Remove unused function

Author: ansd

deps/rabbit/test/queue_utils.erl

@@ -160,10 +160,6 @@ filter_queues(Expected, Got) ->
                          lists:member(hd(G), Keys)
                  end, Got).
 
-ra_machines_use_same_version(Config) ->
-    Nodenames = rabbit_ct_broker_helpers:get_node_configs(Config, nodename),
-    ra_machines_use_same_version(rabbit_fifo, Config, Nodenames).
-
 ra_machines_use_same_version(MachineModule, Config, Nodenames)
   when length(Nodenames) >= 1 ->
     [MachineAVersion | OtherMachinesVersions] =