cryptonote_protocol: clarify height wording

It's logging the blockchain height, not the top block height

src/cryptonote_protocol/cryptonote_protocol_handler.inl

@@ -281,7 +281,7 @@ namespace cryptonote
       << " [" << std::abs(diff) << " blocks (" << diff / (24 * 60 * 60 / DIFFICULTY_TARGET_V1) << " days) "
       << (0 <= diff ? std::string("behind") : std::string("ahead"))
       << "] " << ENDL << "SYNCHRONIZATION started", (is_inital ? LOG_LEVEL_0:LOG_LEVEL_1));
-    LOG_PRINT_L1("Remote top block height: " << hshd.current_height << ", id: " << hshd.top_id);
+    LOG_PRINT_L1("Remote blockchain height: " << hshd.current_height << ", id: " << hshd.top_id);
     context.m_state = cryptonote_connection_context::state_synchronizing;
     context.m_remote_blockchain_height = hshd.current_height;
     //let the socket to send response to handshake, but request callback, to let send request data after response