message: Remove confusing and almost useless "unexpected version" warning
diff: @@ -2235,17 +2235,8 @@ static void UpdateTip(CTxMemPool& mempool, const CBlockIndex* pindexNew, const C
  }
  bilingual_str warning_messages;
  - int num_unexpected_version = 0;
  - if (!::ChainstateActive().IsInitialBlockDownload())
  - {
  + if (!::ChainstateActive().IsInitialBlockDownload()) {
  const CBlockIndex* pindex = pindexNew;
  - // Check the version of the last 100 blocks to see if we need to upgrade:
  - for (int i = 0; i < 100 && pindex != nullptr; i++)
  - {
  - if (pindex->nVersion > CBlockHeader::CURRENT_VERSION)
  - ++num_unexpected_version;
  - pindex = pindex->pprev;
  - }
  }
  LogPrintf("%s: new best=%s height=%d version=0x%08x log2_trust=%.8g moneysupply=%s tx=%lu date='%s' progress=%f cache=%.1fMiB(%utxo)%s\n", __func__,
  @@ -2256,10 +2247,6 @@ static void UpdateTip(CTxMemPool& mempool, const CBlockIndex* pindexNew, const C
  FormatISO8601DateTime(pindexNew->GetBlockTime()),
  GuessVerificationProgress(chainParams.TxData(), pindexNew), ::ChainstateActive().CoinsTip().DynamicMemoryUsage() * (1.0 / (1<<20)), ::ChainstateActive().CoinsTip().GetCacheSize(),
  !warning_messages.empty() ? strprintf(" warning='%s'", warning_messages.original) : "");
  -
  - if (num_unexpected_version > 0) {
  - LogPrint(BCLog::VALIDATION, "%d of last 100 blocks have unexpected version\n", num_unexpected_version);
  - }
  }
  /** Disconnect m_chain's tip.
  