Update containerd library to v2

[AkihiroSuda]

Needs to be careful about these go:linkname functions

diffoci/pkg/untar/tar.go

Lines 104 to 117 in 6989d70

	//go:linkname createTarFile github.com/containerd/containerd/archive.createTarFile
	func createTarFile(ctx context.Context, path, extractDir string, hdr *tar.Header, reader io.Reader, noSameOwner bool) error
	//go:linkname chtimes github.com/containerd/containerd/archive.chtimes
	func chtimes(path string, atime, mtime time.Time) error
	//go:linkname mkparent github.com/containerd/containerd/archive.mkparent
	func mkparent(ctx context.Context, path, root string, parents []string) error
	//go:linkname boundTime github.com/containerd/containerd/archive.boundTime
	func boundTime(t time.Time) time.Time
	//go:linkname latestTime github.com/containerd/containerd/archive.latestTime
	func latestTime(t1, t2 time.Time) time.Time