message: op-e2e: get rid of unused temp batcher db file
diff: @@ -3,9 +3,7 @@ package op_e2e
  import (
  "context"
  "fmt"
  - "io/ioutil"
  "math/big"
  - "os"
  "strings"
  "time"
  @@ -113,7 +111,6 @@ type System struct {
  RolupGenesis rollup.Genesis
  rollupNodes map[string]*rollupNode.OpNode
  l2OutputSubmitter *l2os.L2OutputSubmitter
  - sequencerHistoryDBFileName string
  batchSubmitter *bss.BatchSubmitter
  L2OOContractAddr common.Address
  DepositContractAddr common.Address
  @@ -153,9 +150,6 @@ func (sys *System) Close() {
  if sys.batchSubmitter != nil {
  sys.batchSubmitter.Stop()
  }
  - if sys.sequencerHistoryDBFileName != "" {
  - _ = os.Remove(sys.sequencerHistoryDBFileName)
  - }
  for _, node := range sys.rollupNodes {
  node.Close()
  @@ -570,15 +564,6 @@ func (cfg SystemConfig) start() (*System, error) {
  return nil, fmt.Errorf("unable to start l2 output submitter: %w", err)
  }
  - sequencerHistoryDBFile, err := ioutil.TempFile("", "bss.*.json")
  - if err != nil {
  - return nil, fmt.Errorf("unable to create sequencer history db file: %w", err)
  - }
  - sys.sequencerHistoryDBFileName = sequencerHistoryDBFile.Name()
  - if err = sequencerHistoryDBFile.Close(); err != nil {
  - return nil, fmt.Errorf("unable to close sequencer history db file: %w", err)
  - }
  -
  // Batch Submitter
  sys.batchSubmitter, err = bss.NewBatchSubmitter(bss.Config{
  L1EthRpc: sys.nodes["l1"].WSEndpoint(),
  @@ -594,7 +579,6 @@ func (cfg SystemConfig) start() (*System, error) {
  LogTerminal: true, // ignored
  Mnemonic: sys.cfg.Mnemonic,
  SequencerHDPath: sys.cfg.BatchSubmitterHDPath,
  - SequencerHistoryDBFilename: sys.sequencerHistoryDBFileName,
  SequencerBatchInboxAddress: sys.cfg.RollupConfig.BatchInboxAddress.String(),
  }, sys.cfg.Loggers["batcher"])
  if err != nil {
  