test: fix go fuzz (#680)

Author: agusduha

op-e2e/config/init.go

@@ -418,11 +418,6 @@ func defaultIntent(root string, loc *artifacts.Locator, deployer common.Address,
 				},
 				UseRevenueShare:    true,
 				ChainFeesRecipient: common.HexToAddress("0xBcd4042DE499D14e55001CcbB24a551F3b954096"),
-				CustomGasToken: state.CustomGasToken{
-					Name:             "",
-					Symbol:           "",
-					InitialLiquidity: (*hexutil.Big)(big.NewInt(0)),
-				},
 				AdditionalDisputeGames: []state.AdditionalDisputeGame{
 					{
 						ChainProofParams: state.ChainProofParams{