message: Remove adding double mint to mempool assertion from hdmint test
diff: @@ -131,21 +131,12 @@ BOOST_AUTO_TEST_CASE(deterministic)
  BOOST_CHECK_MESSAGE(pwalletMain->CreateZerocoinMintModel(
  stringError, denominationPairs, vDMintsBuilder, SIGMA), stringError + " - Create Mint failed");
  - // Verify mint tx get added in the mempool
  - BOOST_CHECK_MESSAGE(mempool.size() == 1, "Mint tx was not added to mempool");
  -
  // Verify correct mint count
  BOOST_CHECK(mintCount == zwalletMain->GetCount());
  for(auto& mint : vDMintsBuilder){
  vDMintsRegenerated.push_back(mint);
  }
  -
  - b = CreateBlock({}, scriptPubKey);
  - int previousHeight = chainActive.Height();
  - BOOST_CHECK_MESSAGE(ProcessBlock(b), "ProcessBlock failed although valid spend inside");
  - BOOST_CHECK_MESSAGE(previousHeight + 1 == chainActive.Height(), "Block not added to chain");
  -
  }
  BOOST_CHECK(vDMints.size() == vDMintsRegenerated.size());
  