Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions here: https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md.
client: periodically reload InClusterConfig token
/sig auth
/sig api-machinery
```release-note
NONE
```
Kubernetes-commit: 7b6647a418c660f2c87f183f706b297f1cb573ca
