op-chain-ops: fix build issue

Author: tynes

op-chain-ops/cmd/check-l2/main.go

@@ -22,7 +22,6 @@ import (
 	"github.com/ethereum-optimism/optimism/op-bindings/bindings"
 	"github.com/ethereum-optimism/optimism/op-bindings/predeploys"
 	"github.com/ethereum-optimism/optimism/op-chain-ops/clients"
-	"github.com/ethereum-optimism/optimism/op-chain-ops/genesis"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/ethclient"
 	"github.com/ethereum/go-ethereum/log"