Automatic merge from submit-queue (batch tested with PRs 53820, 53971). 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>.
Add support for RBAC support to Kubernetes via Juju
**What this PR does / why we need it**: This PR add RBAC to the Juju deployment of Kubernetes
**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*:
**Special notes for your reviewer**:
**Release note**:
```Canonical Distribution of Kubernetes offers configurable RBAC
```