fix tests file

Author: ebuchman

tests/server/client.go

@@ -19,8 +19,7 @@ func InitChain(client abcicli.Client) error {
 		vals[i] = types.Ed25519Validator(pubkey, int64(power))
 	}
 	_, err := client.InitChainSync(types.RequestInitChain{
-		Validators:  vals,
-		GenesisFile: types.GenesisFile{},
+		Validators: vals,
 	})
 	if err != nil {
 		fmt.Printf("Failed test: InitChain - %v\n", err)