AAP docs missing section "Variables in job templates"

[azrdev]

The section documenting awx_job_id and friends can be found at https://ansible.readthedocs.io/projects/awx/en/latest/userguide/job_templates.html#launch-a-job-template
but not in the AAP docs https://access.redhat.com/documentation/en-us/red_hat_ansible_automation_platform/2.4/html/automation_controller_user_guide/controller-job-templates#controller-launch-job-template

according to git log -G these have been touched in e35d6d9 (#885) and f8aac15