Automatic merge from submit-queue (batch tested with PRs 51081, 52725). 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>..

Fix mistype that causes breakage of e2e test.

**What this PR does / why we need it**:
Mistype in the configuration that breaks configuration with special heapster node.

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #
Fixes #52496.