cn_deserialize: print extra nonce as hex data

src/blockchain_utilities/cn_deserialize.cpp

@@ -160,7 +160,7 @@ int main(int argc, char* argv[])
         std::cout << "field " << n << ": ";
         if (typeid(cryptonote::tx_extra_padding) == fields[n].type()) std::cout << "extra padding: " << boost::get<cryptonote::tx_extra_padding>(fields[n]).size << " bytes";
         else if (typeid(cryptonote::tx_extra_pub_key) == fields[n].type()) std::cout << "extra pub key: " << boost::get<cryptonote::tx_extra_pub_key>(fields[n]).pub_key;
-        else if (typeid(cryptonote::tx_extra_nonce) == fields[n].type()) std::cout << "extra nonce: " << boost::get<cryptonote::tx_extra_nonce>(fields[n]).nonce;
+        else if (typeid(cryptonote::tx_extra_nonce) == fields[n].type()) std::cout << "extra nonce: " << epee::string_tools::buff_to_hex_nodelimer(boost::get<cryptonote::tx_extra_nonce>(fields[n]).nonce);
         else if (typeid(cryptonote::tx_extra_merge_mining_tag) == fields[n].type()) std::cout << "extra merge mining tag: depth " << boost::get<cryptonote::tx_extra_merge_mining_tag>(fields[n]).depth << ", merkle root " << boost::get<cryptonote::tx_extra_merge_mining_tag>(fields[n]).merkle_root;
         else std::cout << "unknown";
         std::cout << std::endl;