Automatic merge from submit-queue (batch tested with PRs 65518, 65624, 65380, 65390, 65586). 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>.

Revert "Make no. of services in load test configurable"

Reverts kubernetes/kubernetes#65179

To verify if that helps with https://github.com/kubernetes/kubernetes/issues/65441