(Standalone repo) compilation failure in master

[michaelklishin]

From a failed nightly build:

DEPEND amqp_client.d 
ERLC amqp_auth_mechanisms.erl amqp_channel.erl amqp_channel_sup.erl amqp_channel_sup_sup.erl amqp_channels_manager.erl amqp_client.erl amqp_connection.erl amqp_connection_sup.erl amqp_connection_type_sup.erl amqp_direct_connection.erl amqp_direct_consumer.erl amqp_gen_connection.erl amqp_gen_consumer.erl amqp_main_reader.erl amqp_network_connection.erl amqp_rpc_client.erl amqp_rpc_server.erl amqp_selective_consumer.erl amqp_sup.erl amqp_uri.erl rabbit_ct_client_helpers.erl rabbit_routing_util.erl uri_parser.erl 
src/rabbit_ct_client_helpers.erl:20: can't find include lib "amqp_client/include/amqp_client.hrl" 
src/rabbit_ct_client_helpers.erl:39: record amqp_params_network undefined 
src/rabbit_ct_client_helpers.erl:38: variable 'Port' is unused 
make: Leaving directory `/home/autobuild/rabbitmq-erlang-client-3.7.0.422/amqp_client-3.7.0.422-src' 
make[1]: *** [ebin/amqp_client.app] Error 1 
make: *** [app] Error 2 
make: *** [release-erlang-client-package] Error 2 
make: Leaving directory `/var/tmp/rabbit.16542/rabbitmq-public-umbrella' 

[dumbbell]

Fixed in cf80c44efc65942bd90753343453412fa2819083.