message: Fix actor_system_config move ctor
diff: @@ -276,6 +276,10 @@ actor_system_config::actor_system_config(actor_system_config&& other)
  middleman_heartbeat_interval(other.middleman_heartbeat_interval),
  middleman_detach_utility_actors(other.middleman_detach_utility_actors),
  middleman_detach_multiplexer(other.middleman_detach_multiplexer),
  + middleman_enable_tcp(other.middleman_enable_tcp),
  + middleman_enable_udp(other.middleman_enable_udp),
  + middleman_cached_udp_buffers(other.middleman_cached_udp_buffers),
  + middleman_max_pending_msgs(other.middleman_max_pending_msgs),
  opencl_device_ids(std::move(other.opencl_device_ids)),
  openssl_certificate(std::move(other.openssl_certificate)),
  openssl_key(std::move(other.openssl_key)),
  @@ -288,6 +292,7 @@ actor_system_config::actor_system_config(actor_system_config&& other)
  module_factories(std::move(other.module_factories)),
  hook_factories(std::move(other.hook_factories)),
  group_module_factories(std::move(other.group_module_factories)),
  + thread_hooks_(std::move(other.thread_hooks_)),
  type_names_by_rtti(std::move(other.type_names_by_rtti)),
  error_renderers(std::move(other.error_renderers)),
  named_actor_configs(std::move(other.named_actor_configs)),
  