message: Ensure zercoin spend check on testnet
diff: @@ -1262,7 +1262,8 @@ bool CheckSpendZcoinTransaction(const CTransaction &tx, CZerocoinEntry pubCoinTx
  zccoinSpend.hashTx = hashTx;
  zccoinSpend.pubCoin = 0;
  zccoinSpend.id = pubcoinId;
  - if (nHeight > ZC_CHECK_BUG_FIXED_AT_BLOCK && nHeight < INT_MAX) {
  + bool fTestNet = (Params().NetworkIDString() == CBaseChainParams::TESTNET);
  + if ((fTestNet || nHeight > ZC_CHECK_BUG_FIXED_AT_BLOCK) && nHeight < INT_MAX) {
  zccoinSpend.denomination = targetDenomination;
  }
  // LogPrintf("WriteCoinSpendSerialEntry, serialNumber=%s", serialNumber.ToString());
  