message: cli -netinfo: print oversized/extreme ping times as "-"
diff: @@ -343,6 +343,12 @@ private:
  if (gArgs.GetChainName() == CBaseChainParams::REGTEST) return " regtest";
  return "";
  }
  + std::string PingTimeToString(double seconds) const
  + {
  + if (seconds < 0) return "";
  + const double milliseconds{round(1000 * seconds)};
  + return milliseconds > 999999 ? "-" : ToString(milliseconds);
  + }
  const int64_t m_time_now{GetSystemTimeInSeconds()};
  public:
  @@ -428,8 +434,8 @@ public:
  peer.is_outbound ? "out" : "in",
  peer.is_block_relay ? "block" : "full",
  peer.network,
  - peer.min_ping == -1 ? "" : ToString(round(1000 * peer.min_ping)),
  - peer.ping == -1 ? "" : ToString(round(1000 * peer.ping)),
  + PingTimeToString(peer.min_ping),
  + PingTimeToString(peer.ping),
  peer.last_send == 0 ? "" : ToString(m_time_now - peer.last_send),
  peer.last_recv == 0 ? "" : ToString(m_time_now - peer.last_recv),
  peer.last_trxn == 0 ? "" : ToString((m_time_now - peer.last_trxn) / 60),
  