message: Remove check for CSV transactions in accepttomemorypool
  CSV is always active now for new transactions.
diff: @@ -635,15 +635,6 @@ bool ParallelAcceptToMemoryPool(Snapshot &ss,
  const uint32_t featureFlags = cds_flag | schnorrflag | segwit_flag | svflag;
  const uint32_t flags = STANDARD_SCRIPT_VERIFY_FLAGS | featureFlags;
  - // Don't relay version 2 transactions until CSV is active, and we can be
  - // sure that such transactions will be mined (unless we're on
  - // -testnet/-regtest).
  - if (fRequireStandard && tx->nVersion >= 2 &&
  - VersionBitsTipState(chainparams.GetConsensus(), Consensus::DEPLOYMENT_CSV) != THRESHOLD_ACTIVE)
  - {
  - return state.DoS(0, false, REJECT_NONSTANDARD, "premature-version2-tx");
  - }
  -
  // Only accept nLockTime-using transactions that can be mined in the next
  // block; we don't want our mempool filled up with transactions that can't
  // be mined yet.
  