message: mission: don't cast implicitly
diff: @@ -108,12 +108,12 @@ float MissionItemImpl::get_mavlink_param4() const
  int32_t MissionItemImpl::get_mavlink_x() const
  {
  - return std::round(_latitude_deg * 1e7);
  + return int32_t(std::round(_latitude_deg * 1e7));
  }
  int32_t MissionItemImpl::get_mavlink_y() const
  {
  - return std::round(_longitude_deg * 1e7);
  + return int32_t(std::round(_longitude_deg * 1e7));
  }
  float MissionItemImpl::get_mavlink_z() const
  