Define new autoscaling variables

[vyzigold]

This should hopefully stabilize the autoscaling scenario downstream.

[openshift-ci]

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[softwarefactory-project-zuul]

Build failed (check pipeline). Post recheck (without leading slash)
to rerun all jobs. Make sure the failure cause has been resolved before
you rerun jobs.

https://review.rdoproject.org/zuul/buildset/70daa2362c4b4a82bbdd76fb53cd3c1c

✔️ openstack-k8s-operators-content-provider SUCCESS in 3h 19m 48s
❌ podified-multinode-edpm-deployment-crc FAILURE in 1h 38m 15s
❌ telemetry-operator-multinode-autoscaling-tempest FAILURE in 1h 44m 40s
❌ telemetry-operator-multinode-default-telemetry FAILURE in 43m 48s
❌ telemetry-operator-multinode-logging FAILURE in 1h 43m 16s
❌ functional-tests-on-osp18 FAILURE in 1h 42m 48s (non-voting)

[vyzigold]

recheck

[jlarriba]

/lgtm