fix(emqx_bridge, emqx_retainer): hard code group name

apps/emqx_bridge/src/emqx_bridge.erl

@@ -222,8 +222,7 @@ create(BridgeId, Conf) ->
 create(Type, Name, Conf) ->
     ?SLOG(info, #{msg => "create bridge", type => Type, name => Name,
         config => Conf}),
-    Group = maps:get(group, Conf, <<"default">>),
-    case emqx_resource:create_local(resource_id(Type, Name), Group, emqx_bridge:resource_type(Type),
+    case emqx_resource:create_local(resource_id(Type, Name), <<"emqx_bridge">>, emqx_bridge:resource_type(Type),
             parse_confs(Type, Name, Conf), #{async_create => true}) of
         {ok, already_created} -> maybe_disable_bridge(Type, Name, Conf);
         {ok, _} -> maybe_disable_bridge(Type, Name, Conf);

apps/emqx_retainer/src/emqx_retainer.erl

@@ -480,7 +480,7 @@ create_resource(Context, #{type := DB} = Config) ->
     ResourceID = erlang:iolist_to_binary([io_lib:format("~ts_~ts", [?APP, DB])]),
     case emqx_resource:create(
            ResourceID,
-           <<"default">>,
+           <<"emqx_retainer">>,
            list_to_existing_atom(io_lib:format("~ts_~ts", [emqx_connector, DB])),
            Config) of
         {ok, already_created} ->