Replace k8s.io/apimachinery/pkg/util/clock with k8s.io/utils/clock

Signed-off-by: Zhizhen He <hezhizhen.yi@gmail.com>

pkg/controller/gc_controller.go

@@ -23,7 +23,7 @@ import (
 	"github.com/pkg/errors"
 	"github.com/sirupsen/logrus"
 	apierrors "k8s.io/apimachinery/pkg/api/errors"
-	"k8s.io/apimachinery/pkg/util/clock"
+	clocks "k8s.io/utils/clock"
 	ctrl "sigs.k8s.io/controller-runtime"
 	"sigs.k8s.io/controller-runtime/pkg/builder"
 	"sigs.k8s.io/controller-runtime/pkg/client"
@@ -48,7 +48,7 @@ const (
 type gcReconciler struct {
 	client.Client
 	logger    logrus.FieldLogger
-	clock     clock.Clock
+	clock     clocks.WithTickerAndDelayedExecution
 	frequency time.Duration
 }
 
@@ -61,7 +61,7 @@ func NewGCReconciler(
 	gcr := &gcReconciler{
 		Client:    client,
 		logger:    logger,
-		clock:     clock.RealClock{},
+		clock:     clocks.RealClock{},
 		frequency: frequency,
 	}
 	if gcr.frequency <= 0 {