Automatic merge from submit-queue (batch tested with PRs 56858, 57040, 56979, 57051, 57052). 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>. gce: tighten up perms on kube-env fixes https://github.com/kubernetes/kubernetes/issues/52999 @roberthbailey @tallclair