Merge pull request #12578 from rabbitmq/mergify/bp/v4.0.x/pr-12577

QQ periodic membership reconciliation: correctly return a `ra:members/2` error in case of a timeout (backport #12577)

Author: michaelklishin

deps/rabbit/src/rabbit_quorum_queue_periodic_membership_reconciliation.erl

@@ -143,7 +143,7 @@ reconciliate_quorum_members(ExpectedNodes, Running, [Q | LocalLeaders],
                              OldResult) ->
     Result =
         maybe
-            {ok, Members, {_, LeaderNode}} = ra:members(amqqueue:get_pid(Q), 500),
+            {ok, Members, {_, LeaderNode}} ?= ra:members(amqqueue:get_pid(Q), 500),
             %% Check if Leader is indeed this node
             LeaderNode ?= node(),
             %% And that this not is not in maintenance mode