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Switch off leader election for scheduler and kube/cloud controller

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

We now have leader election on by default, for a single node
local-up-cluster, this is not needed. Let's switch it off

This will reduce the flakiness and timeouts we see in the local e2e CI jobs.

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

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```