port to v2 imports

node/impl/full/gas.go

@@ -16,7 +16,7 @@ import (
 	"github.com/filecoin-project/go-state-types/big"
 	"github.com/filecoin-project/go-state-types/exitcode"
 
-	builtin0 "github.com/filecoin-project/specs-actors/actors/builtin"
+	builtin2 "github.com/filecoin-project/specs-actors/v2/actors/builtin"
 
 	"github.com/filecoin-project/lotus/api"
 	"github.com/filecoin-project/lotus/build"
@@ -259,7 +259,7 @@ func gasEstimateGasLimit(
 	if !builtin.IsPaymentChannelActor(act.Code) {
 		return res.MsgRct.GasUsed, nil
 	}
-	if msgIn.Method != builtin0.MethodsPaych.Collect {
+	if msgIn.Method != builtin2.MethodsPaych.Collect {
 		return res.MsgRct.GasUsed, nil
 	}