deploy/kubernetes/driver_* should be removed

[mattcary]

Their use of deploy/kubernetes/manifests isn't consistent with our overlays, and they cause confusion with the cluster_setup/cleanup scripts.

[k8s-triage-robot]

The Kubernetes project currently lacks enough contributors to adequately respond to all issues and PRs.

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• After 90d of inactivity, lifecycle/stale is applied
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/lifecycle stale

[mattcary]

/lifecycle frozen