Make Reorging Of Late Blocks The Permanent Default (#13405)

* make it the permanent default

* gaz

* fix merge conflicts

config/features/config.go

@@ -40,7 +40,6 @@ type Flags struct {
 	EnableExperimentalState             bool // EnableExperimentalState turns on the latest and greatest (but potentially unstable) changes to the beacon state.
 	WriteSSZStateTransitions            bool // WriteSSZStateTransitions to tmp directory.
 	EnablePeerScorer                    bool // EnablePeerScorer enables experimental peer scoring in p2p.
-	DisableReorgLateBlocks              bool // DisableReorgLateBlocks disables reorgs of late blocks.
 	WriteWalletPasswordOnWebOnboarding  bool // WriteWalletPasswordOnWebOnboarding writes the password to disk after Prysm web signup.
 	EnableDoppelGanger                  bool // EnableDoppelGanger enables doppelganger protection on startup for the validator.
 	EnableHistoricalSpaceRepresentation bool // EnableHistoricalSpaceRepresentation enables the saving of registry validators in separate buckets to save space
@@ -192,10 +191,6 @@ func ConfigureBeaconChain(ctx *cli.Context) error {
 		cfg.DisableGRPCConnectionLogs = true
 	}
 
-	if ctx.Bool(disableReorgLateBlocks.Name) {
-		logEnabled(disableReorgLateBlocks)
-		cfg.DisableReorgLateBlocks = true
-	}
 	cfg.EnablePeerScorer = true
 	if ctx.Bool(disablePeerScorer.Name) {
 		logDisabled(disablePeerScorer)