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>.

auth: reregister auth providers

Alternatively we can register this in the mains of most (or all) components.

Fixes GKE e2es
Fixes: 5d721bff

That PR unregistered auth providers for kubectl and probably elsewhere.

```release-note
NONE
```