K8s: Make v0alpha1 opt-in (#107056)

pkg/registry/apis/dashboardsnapshot/register.go

@@ -120,6 +120,10 @@ func (b *SnapshotsAPIBuilder) InstallSchema(scheme *runtime.Scheme) error {
 	return scheme.SetVersionPriority(gv)
 }
 
+func (b *SnapshotsAPIBuilder) AllowedV0Alpha1Resources() []string {
+	return nil
+}
+
 func (b *SnapshotsAPIBuilder) UpdateAPIGroupInfo(apiGroupInfo *genericapiserver.APIGroupInfo, _ builder.APIGroupOptions) error {
 	storage := map[string]rest.Storage{}