sealing pipeline: Drop legacy single-pc1 submit path

node/config/def.go

@@ -138,7 +138,6 @@ func DefaultStorageMiner() *StorageMiner {
 			AvailableBalanceBuffer:     types.FIL(big.Zero()),
 			DisableCollateralFallback:  false,
 
-			BatchPreCommits:    true,
 			MaxPreCommitBatch:  miner5.PreCommitSectorBatchMaxSize, // up to 256 sectors
 			PreCommitBatchWait: Duration(24 * time.Hour),           // this should be less than 31.5 hours, which is the expiration of a precommit ticket
 			// XXX snap deals wait deals slack if first

node/config/doc_gen.go

@@ -1204,12 +1204,6 @@ This is useful for forcing all deals to be assigned as snap deals to sectors mar
 
 			Comment: `Don't send collateral with messages even if there is no available balance in the miner actor`,
 		},
-		{
-			Name: "BatchPreCommits",
-			Type: "bool",
-
-			Comment: `enable / disable precommit batching (takes effect after nv13)`,
-		},
 		{
 			Name: "MaxPreCommitBatch",
 			Type: "int",

node/config/types.go

@@ -387,8 +387,6 @@ type SealingConfig struct {
 	// Don't send collateral with messages even if there is no available balance in the miner actor
 	DisableCollateralFallback bool
 
-	// enable / disable precommit batching (takes effect after nv13)
-	BatchPreCommits bool
 	// maximum precommit batch size - batches will be sent immediately above this size
 	MaxPreCommitBatch int
 	// how long to wait before submitting a batch after crossing the minimum batch size

node/modules/storageminer.go

@@ -1000,7 +1000,6 @@ func NewSetSealConfigFunc(r repo.LockedRepo) (dtypes.SetSealingConfigFunc, error
 				AvailableBalanceBuffer:     types.FIL(cfg.AvailableBalanceBuffer),
 				DisableCollateralFallback:  cfg.DisableCollateralFallback,
 
-				BatchPreCommits:     cfg.BatchPreCommits,
 				MaxPreCommitBatch:   cfg.MaxPreCommitBatch,
 				PreCommitBatchWait:  config.Duration(cfg.PreCommitBatchWait),
 				PreCommitBatchSlack: config.Duration(cfg.PreCommitBatchSlack),
@@ -1045,7 +1044,6 @@ func ToSealingConfig(dealmakingCfg config.DealmakingConfig, sealingCfg config.Se
 		AvailableBalanceBuffer:     types.BigInt(sealingCfg.AvailableBalanceBuffer),
 		DisableCollateralFallback:  sealingCfg.DisableCollateralFallback,
 
-		BatchPreCommits:     sealingCfg.BatchPreCommits,
 		MaxPreCommitBatch:   sealingCfg.MaxPreCommitBatch,
 		PreCommitBatchWait:  time.Duration(sealingCfg.PreCommitBatchWait),
 		PreCommitBatchSlack: time.Duration(sealingCfg.PreCommitBatchSlack),