[test] fix configfile test failure

Signed-off-by: Leo Chen <leo@harmony.one>

internal/utils/configfile_test.go

@@ -16,6 +16,7 @@ func TestReadWalletProfile(t *testing.T) {
 			ChainID:   params.MainnetChainID.String(),
 			Bootnodes: []string{"127.0.0.1:9000/abcd", "127.0.0.1:9999/daeg"},
 			Shards:    4,
+			Network:   "mainnet",
 			RPCServer: [][]p2p.Peer{
 				{
 					{
@@ -64,6 +65,7 @@ func TestReadWalletProfile(t *testing.T) {
 			ChainID:   params.TestnetChainID.String(),
 			Bootnodes: []string{"192.168.0.1:9990/abcd", "127.0.0.1:8888/daeg"},
 			Shards:    3,
+			Network:   "testnet",
 			RPCServer: [][]p2p.Peer{
 				{
 					{

internal/utils/test.ini

@@ -2,6 +2,7 @@
 bootnode = 127.0.0.1:9000/abcd
 bootnode = 127.0.0.1:9999/daeg
 shards = 4
+network = mainnet
 
 [default.shard0.rpc]
 rpc = 127.0.0.4:8888
@@ -23,6 +24,7 @@ rpc = 192.168.0.3:9876
 bootnode = 192.168.0.1:9990/abcd
 bootnode = 127.0.0.1:8888/daeg
 shards = 3
+network = testnet
 
 [testnet.shard0.rpc]
 rpc = 192.168.2.3:8888