chore: arrange import

Author: alanshaw

dht_options.go

@@ -4,10 +4,9 @@ import (
 	"fmt"
 	"time"
 
-	"github.com/ipfs/go-ipns"
-
 	ds "github.com/ipfs/go-datastore"
 	dssync "github.com/ipfs/go-datastore/sync"
+	"github.com/ipfs/go-ipns"
 	"github.com/libp2p/go-libp2p-core/host"
 	"github.com/libp2p/go-libp2p-core/network"
 	"github.com/libp2p/go-libp2p-core/peer"