firmware: update Ethereum networks

firmware/ChangeLog

@@ -1,7 +1,7 @@
 Version 1.6.3 [unreleased]
 * Stable release, optional update
 * implement RSKIP-60 Ethereum checksum encoding
-* add support for new Ethereum networks (ESN, AKA, ETHO, MUSI, PIRL, ATH)
+* add support for new Ethereum networks (ESN, AKA, ETHO, MUSI, PIRL, ATH, GO)
 
 Version 1.6.2
 * Stable release, optional update

firmware/ethereum.c

@@ -251,14 +251,15 @@ static void ethereumFormatAmount(const bignum256 *amnt, const TokenType *token,
 			switch (chain_id) {
 				case    1: suffix = " ETH";  break;  // Ethereum
 				case    2: suffix = " EXP";  break;  // Expanse
-				case    3: suffix = " tETH"; break;  // Ethereum Testnet Ropsten
-				case    4: suffix = " tETH"; break;  // Ethereum Testnet Rinkeby
+				case    3: suffix = " tROP"; break;  // Ethereum Testnet Ropsten
+				case    4: suffix = " tRIN"; break;  // Ethereum Testnet Rinkeby
 				case    8: suffix = " UBQ";  break;  // UBIQ
 				case   20: suffix = " EOSC"; break;  // EOS Classic
 				case   28: suffix = " ETSC"; break;  // Ethereum Social
 				case   30: suffix = " RSK";  break;  // RSK
 				case   31: suffix = " tRSK"; break;  // RSK Testnet
-				case   42: suffix = " tETH"; break;  // Ethereum Testnet Kovan
+				case   42: suffix = " tKOV"; break;  // Ethereum Testnet Kovan
+				case   60: suffix = " GO";   break;  // GoChain
 				case   61: suffix = " ETC";  break;  // Ethereum Classic
 				case   62: suffix = " tETC"; break;  // Ethereum Classic Testnet
 				case   64: suffix = " ELLA"; break;  // Ellaism