Merge pull request #14150 from rabbitmq/fix-race-in-cluster_minority_SUITE

cluster_minority_SUITE: Fix race in `remove_node_when_seed_node_is_leader`

Author: dumbbell

deps/rabbit/test/cluster_minority_SUITE.erl

@@ -395,6 +395,10 @@ remove_node_when_seed_node_is_leader(Config) ->
     ct:pal("Member A state: ~0p", [Pong]),
     case Pong of
         {pong, leader} ->
+            ?awaitMatch(
+               {ok, #{cluster_change_permitted := true}, _},
+               rabbit_ct_broker_helpers:rpc(Config, A, ra, member_overview, [AMember]),
+               60000),
             ?awaitMatch(
                ok,
                rabbit_control_helper:command(