message: validation: Log FormatStateMessage on ConnectBlock error in ConnectTip
diff: @@ -2448,7 +2448,7 @@ bool CChainState::ConnectTip(CValidationState& state, const CChainParams& chainp
  if (!rv) {
  if (state.IsInvalid())
  InvalidBlockFound(pindexNew, state);
  - return error("ConnectTip(): ConnectBlock %s failed", pindexNew->GetBlockHash().ToString());
  + return error("%s: ConnectBlock %s failed, %s", __func__, pindexNew->GetBlockHash().ToString(), FormatStateMessage(state));
  }
  nTime3 = GetTimeMicros(); nTimeConnectTotal += nTime3 - nTime2;
  LogPrint(BCLog::BENCH, " - Connect total: %.2fms [%.2fs (%.2fms/blk)]\n", (nTime3 - nTime2) * MILLI, nTimeConnectTotal * MICRO, nTimeConnectTotal * MILLI / nBlocksTotal);
  