metadata: disallow changing the runtime of an existing container
This could render tasks for a container unresolvalbe. If there is a use
case for changing the runtime of a container, we should think it through
carefully.
@@ -164,9 +164,6 @@ func (s *containerStore) Update(ctx context.Context, container containers.Contai
updated.Labels = container.Labels
case "image":
updated.Image = container.Image
- case "runtime":
- // TODO(stevvooe): Should this actually be allowed?
- updated.Runtime = container.Runtime
case "spec":
updated.Spec = container.Spec
case "rootfs":
