op-batcher: Reorganize files

This places most of the files into a single folder.

op-batcher/batch_submitter.go → op-batcher/batcher/batch_submitter.go

-package op_batcher
+package batcher
 
 import (
 	"context"

op-batcher/channel_manager.go → op-batcher/batcher/channel_manager.go

-package op_batcher
+package batcher
 
 import (
 	"bytes"

op-batcher/config.go → op-batcher/batcher/config.go

-package op_batcher
+package batcher
 
 import (
 	"time"

op-batcher/driver.go → op-batcher/batcher/driver.go

-package op_batcher
+package batcher
 
 import (
 	"context"
@@ -12,7 +12,6 @@ import (
 	"time"
 
 	hdwallet "github.com/ethereum-optimism/go-ethereum-hdwallet"
-	"github.com/ethereum-optimism/optimism/op-batcher/sequencer"
 	"github.com/ethereum-optimism/optimism/op-node/eth"
 	"github.com/ethereum-optimism/optimism/op-proposer/txmgr"
 	"github.com/ethereum/go-ethereum/accounts"
@@ -27,7 +26,7 @@ import (
 type BatchSubmitter struct {
 	txMgr *TransactionManager
 	addr  common.Address
-	cfg   sequencer.Config
+	cfg   DriverConfig
 	wg    sync.WaitGroup
 	done  chan struct{}
 	log   log.Logger
@@ -141,7 +140,7 @@ func NewBatchSubmitterWithSigner(cfg Config, addr common.Address, signer SignerF
 		SafeAbortNonceTooLowCount: cfg.SafeAbortNonceTooLowCount,
 	}
 
-	batcherCfg := sequencer.Config{
+	batcherCfg := DriverConfig{
 		Log:               l,
 		Name:              "Batch Submitter",
 		L1Client:          l1Client,

op-batcher/sequencer/driver.go → op-batcher/batcher/seq_driver.go

-package sequencer
+package batcher
 
 import (
 	"math/big"
@@ -11,7 +11,7 @@ import (
 	"github.com/ethereum/go-ethereum/log"
 )
 
-type Config struct {
+type DriverConfig struct {
 	Log  log.Logger
 	Name string
 

op-batcher/txmgr.go → op-batcher/batcher/txmgr.go

-package op_batcher
+package batcher
 
 import (
 	"context"

op-batcher/utils.go → op-batcher/batcher/utils.go

-package op_batcher
+package batcher
 
 import (
 	"context"

op-batcher/cmd/main.go

@@ -6,7 +6,7 @@ import (
 
 	"github.com/urfave/cli"
 
-	batcher "github.com/ethereum-optimism/optimism/op-batcher"
+	"github.com/ethereum-optimism/optimism/op-batcher/batcher"
 	"github.com/ethereum-optimism/optimism/op-batcher/flags"
 	oplog "github.com/ethereum-optimism/optimism/op-service/log"
 	"github.com/ethereum/go-ethereum/log"