Automatic merge from submit-queue (batch tested with PRs 67894, 64097). 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>.
remove dead protobuf tags from test
The protobuf tags on this object are deceptive. The test doesn't actually verify proto and in fact requires using json instead. This makes for weird errors when you try to "fix" it.
/assign @enj
@kubernetes/sig-api-machinery-pr-reviews
```release-note
NONE
```