Automatic merge from submit-queue (batch tested with PRs 51134, 51122, 50562, 50971, 51327)

Made the tests ensure that Cluster Autoscaler is on before running.

**What this PR does / why we need it**:

**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
NONE
```