Automatic merge from submit-queue

Update dashboard-controller.yaml

**What this PR does / why we need it**: Updates Dashboard addon to newest version. Changelog can be found at https://github.com/kubernetes/dashboard/releases/tag/v1.6.1.

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #

**Special notes for your reviewer**:

**Release note**:

```release-note
Update Dashboard version to 1.6.1
```