replication: update LastSyncTime if its not nill

LastSyncTime can be optional and nil also, there
is no strict check for it and if we dont have this
check the default UNIX time will get added to the
CR which doesnt make sense. If the time is not
present keeping the last known LastSyncTime itself.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>

controllers/replication.storage/volumereplication_controller.go

@@ -374,9 +374,10 @@ func (r *VolumeReplicationReconciler) Reconcile(ctx context.Context, req ctrl.Re
 			return ctrl.Result{}, err
 		}
 		ts := info.GetLastSyncTime()
-
-		lastSyncTime := metav1.NewTime(ts.AsTime())
-		instance.Status.LastSyncTime = &lastSyncTime
+		if ts != nil {
+			lastSyncTime := metav1.NewTime(ts.AsTime())
+			instance.Status.LastSyncTime = &lastSyncTime
+		}
 		requeueForInfo = true
 	}
 	if instance.Spec.ReplicationState == replicationv1alpha1.Secondary {