Bump libcompose and sync dependencies

vendor/github.com/docker/containerd/supervisor/checkpoint.go

@@ -1,33 +0,0 @@
-// +build !windows
-
-package supervisor
-
-import "github.com/docker/containerd/runtime"
-
-type CreateCheckpointTask struct {
-	baseTask
-	ID         string
-	Checkpoint *runtime.Checkpoint
-}
-
-func (s *Supervisor) createCheckpoint(t *CreateCheckpointTask) error {
-	i, ok := s.containers[t.ID]
-	if !ok {
-		return ErrContainerNotFound
-	}
-	return i.container.Checkpoint(*t.Checkpoint)
-}
-
-type DeleteCheckpointTask struct {
-	baseTask
-	ID         string
-	Checkpoint *runtime.Checkpoint
-}
-
-func (s *Supervisor) deleteCheckpoint(t *DeleteCheckpointTask) error {
-	i, ok := s.containers[t.ID]
-	if !ok {
-		return ErrContainerNotFound
-	}
-	return i.container.DeleteCheckpoint(t.Checkpoint.Name)
-}