Add packet length checks in mca_ccb_hdl_req

Bug: 110791536
Test: manual
Change-Id: Ica5d8037246682fdb190b2747a86ed8d44c2869a
(cherry picked from commit 4de7ccdd914b7a178df9180d15f675b257ea6e02)

void mca_ccb_ll_open(tMCA_CCB* p_ccb, tMCA_CCB_EVT* p_data) {
  tMCA_CTRL evt_data;
  p_ccb->cong = false;
  evt_data.connect_ind.mtu = p_data->open.peer_mtu;
  evt_data.connect_ind.bd_addr = p_ccb->peer_addr;
  mca_ccb_report_event(p_ccb, MCA_CONNECT_IND_EVT, &evt_data);
}

void mca_ccb_ll_open(tMCA_CCB* p_ccb, tMCA_CCB_EVT* p_data) {
  tMCA_CTRL evt_data;
  p_ccb->cong = false;
  evt_data.connect_ind.mtu = p_data->open.peer_mtu;
  evt_data.connect_ind.bd_addr = p_ccb->peer_addr;
  mca_ccb_report_event(p_ccb, MCA_CONNECT_IND_EVT, &evt_data);
}
