Allow bond request from devices with BTM_IO_CAP_NONE

  memset(&sec_event, 0, sizeof(tBTA_DM_SEC));

  switch (event) {

    case BTM_LE_IO_REQ_EVT:

      if (btm_local_io_caps != BTM_IO_CAP_NONE) {

      bta_dm_co_ble_io_req(

          bda, &p_data->io_req.io_cap, &p_data->io_req.oob_data,

          &p_data->io_req.auth_req, &p_data->io_req.max_key_size,

          &p_data->io_req.init_keys, &p_data->io_req.resp_keys);

      }

      APPL_TRACE_EVENT("io mitm: %d oob_data:%d", p_data->io_req.auth_req,

                       p_data->io_req.oob_data);