Revert "Remove flags, switches and aliases from CLI command"

This reverts commit 7e90ee2690.

I am about to revert some recent CLI changes, so this is again
required.

deps/rabbitmq_federation/src/Elixir.RabbitMQ.CLI.Ctl.Commands.FederationStatusCommand.erl

@@ -20,10 +20,13 @@
 
 -export([
          usage/0,
+         flags/0,
          validate/2,
          merge_defaults/2,
          banner/2,
          run/2,
+         switches/0,
+         aliases/0,
          output/2,
          scopes/0
         ]).
@@ -35,6 +38,9 @@
 usage() ->
      <<"federation_status">>.
 
+flags() ->
+    [].
+
 validate(_,_) ->
     ok.
 
@@ -53,6 +59,12 @@ run(_Args, #{node := Node}) ->
             {stream, Status}
     end.
 
+switches() ->
+    [].
+
+aliases() ->
+    [].
+
 output({stream, FederationStatus}, _) ->
     Formatted = [begin
                      Timestamp = proplists:get_value(timestamp, St),