message: franka_hw: Use q_d for JointStateHandle.
diff: @@ -59,7 +59,7 @@ FrankaHW::FrankaHW(const std::vector<std::string>& joint_names,
  for (size_t i = 0; i < joint_names_.size(); ++i) {
  hardware_interface::JointStateHandle joint_handle(
  - joint_names_[i], &robot_state_.q[i], &robot_state_.dq[i],
  + joint_names_[i], &robot_state_.q_d[i], &robot_state_.dq[i],
  &robot_state_.tau_J[i]);
  joint_state_interface_.registerHandle(joint_handle);
  