Merge pull request #64118 from deads2k/cli-65-podspec

Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

move updatepodspecforobject out of factory

Updating a podspec is a polymorphic helper, but it isn't a factory method.

@kubernetes/sig-cli-maintainers 
/assign @juanvallejo 

```release-note
NONE
```

pkg/kubectl/cmd/set/set_resources.go

@@ -33,6 +33,7 @@ import (
 	"k8s.io/kubernetes/pkg/kubectl/genericclioptions"
 	"k8s.io/kubernetes/pkg/kubectl/genericclioptions/printers"
 	"k8s.io/kubernetes/pkg/kubectl/genericclioptions/resource"
+	"k8s.io/kubernetes/pkg/kubectl/polymorphichelpers"
 	"k8s.io/kubernetes/pkg/kubectl/scheme"
 	"k8s.io/kubernetes/pkg/kubectl/util/i18n"
 )
@@ -83,7 +84,7 @@ type SetResourcesOptions struct {
 	Requests             string
 	ResourceRequirements v1.ResourceRequirements
 
-	UpdatePodSpecForObject func(obj runtime.Object, fn func(*v1.PodSpec) error) (bool, error)
+	UpdatePodSpecForObject polymorphichelpers.UpdatePodSpecForObjectFunc
 	Resources              []string
 
 	genericclioptions.IOStreams
@@ -152,7 +153,7 @@ func (o *SetResourcesOptions) Complete(f cmdutil.Factory, cmd *cobra.Command, ar
 		return err
 	}
 
-	o.UpdatePodSpecForObject = f.UpdatePodSpecForObject
+	o.UpdatePodSpecForObject = polymorphichelpers.UpdatePodSpecForObjectFn
 	o.Output = cmdutil.GetFlagString(cmd, "output")
 	o.DryRun = cmdutil.GetDryRunFlag(cmd)