message: p2p: Don't use timestamps from inbound peers
  This makes it harder for others to tamper with
  our adjusted time.
diff: @@ -2701,7 +2701,11 @@ void PeerManagerImpl::ProcessMessage(CNode& pfrom, const std::string& msg_type,
  int64_t nTimeOffset = nTime - GetTime();
  pfrom.nTimeOffset = nTimeOffset;
  + if (!pfrom.IsInboundConn()) {
  + // Don't use timedata samples from inbound peers to make it
  + // harder for others to tamper with our adjusted time.
  AddTimeData(pfrom.addr, nTimeOffset);
  + }
  // If the peer is old enough to have the old alert system, send it the final alert.
  if (greatest_common_version <= 70012) {
  