Automatic merge from submit-queue (batch tested with PRs 53337, 55465, 55512, 55522, 54554). 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>.

switch UpdatePodSpecForObject to work on v1.PodSpec, use info.VersionedObject, and avoid conversion completely

**What this PR does / why we need it**:
ref #54212
ref #https://github.com/kubernetes/kubectl/issues/83

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #

**Special notes for your reviewer**:
cc @liggitt @pwittrock 
**Release note**:

```release-note
NONE
```