message: [logging] removing useless case in shared-mempool match
  Closes:
  Approved by: phlip9
diff: @@ -152,12 +152,6 @@ pub(crate) async fn coordinator<V>(
  );
  debug_assert!(false, "Unexpected network event rpc request");
  }
  - Event::Message(message) => {
  - send_struct_log!(security_log(security_events::INVALID_NETWORK_EVENT_MP)
  - .data("event_msg", &message)
  - );
  - debug_assert!(false, "Unexpected network event message");
  - }
  }
  },
  Err(e) => {
  