fix can't edit object by using ctr content edit command
fix can't edit object by using ctr content edit command

Signed-off-by: zhang he <ca426adec81437e5f3e72d35002a5e628ed0b542@163.com>

thaJeztah/containerd,estesp/containerd,containerd/containerd,mikebrow/containerd,thaJeztah/containerd,estesp/containerd,containerd/containerd,mikebrow/containerd