Remove v1 runctypes

Signed-off-by: Maksym Pavlenko <pavlenko.maksym@gmail.com>

pkg/cri/server/helpers.go

@@ -37,7 +37,6 @@ import (
 	runtimeoptions "github.com/containerd/containerd/pkg/runtimeoptions/v1"
 	"github.com/containerd/containerd/plugin"
 	"github.com/containerd/containerd/reference/docker"
-	"github.com/containerd/containerd/runtime/linux/runctypes"
 	runcoptions "github.com/containerd/containerd/runtime/v2/runc/options"
 	"github.com/containerd/typeurl/v2"
 	runtimespec "github.com/opencontainers/runtime-spec/specs-go"
@@ -338,15 +337,7 @@ func parseImageReferences(refs []string) ([]string, []string) {
 // generateRuntimeOptions generates runtime options from cri plugin config.
 func generateRuntimeOptions(r criconfig.Runtime, c criconfig.Config) (interface{}, error) {
 	if r.Options == nil {
-		if r.Type != plugin.RuntimeLinuxV1 {
-			return nil, nil
-		}
-		// This is a legacy config, generate runctypes.RuncOptions.
-		return &runctypes.RuncOptions{
-			Runtime:       r.Engine,
-			RuntimeRoot:   r.Root,
-			SystemdCgroup: c.SystemdCgroup,
-		}, nil
+		return nil, nil
 	}
 	optionsTree, err := toml.TreeFromMap(r.Options)
 	if err != nil {
@@ -372,12 +363,8 @@ func generateRuntimeOptions(r criconfig.Runtime, c criconfig.Config) (interface{
 // getRuntimeOptionsType gets empty runtime options by the runtime type name.
 func getRuntimeOptionsType(t string) interface{} {
 	switch t {
-	case plugin.RuntimeRuncV1:
-		fallthrough
 	case plugin.RuntimeRuncV2:
 		return &runcoptions.Options{}
-	case plugin.RuntimeLinuxV1:
-		return &runctypes.RuncOptions{}
 	case runtimeRunhcsV1:
 		return &runhcsoptions.Options{}
 	default: