This commit migrates containerd/protobuf from github.com/gogo/protobuf to google.golang.org/protobuf and adjust types. Proto-generated structs cannot be passed as values. Fixes #6564. Signed-off-by: Kazuyoshi Kato <katokazu@amazon.com>
This commit removes gogoproto.stdtime, since it is not supported by Google's official toolchain (see https://github.com/containerd/containerd/issues/6564). Signed-off-by: Kazuyoshi Kato <katokazu@amazon.com>