message: [integration-test] format code
diff: @@ -14,8 +14,8 @@ use starcoin_types::account_config;
  use starcoin_types::transaction::authenticator::AuthenticationKey;
  use starcoin_types::transaction::helpers::TransactionSigner;
  use starcoin_types::transaction::{RawUserTransaction, SignedUserTransaction};
  -use starcoin_wallet_api::WalletAccount;
  use starcoin_vm_runtime::common_transactions::TXN_RESERVED;
  +use starcoin_wallet_api::WalletAccount;
  use std::time::Duration;
  pub fn steps() -> Steps<MyWorld> {
  @@ -75,7 +75,6 @@ fn transfer_txn(
  let txn = sign_txn(client, raw_txn).unwrap();
  client.submit_transaction(txn.clone())
  -
  }
  fn sign_txn(
  client: &RpcClient,
  