Add a CI pipeline to validate elevate with cloudlinux #7

Job	Run time
testsuite / testsuite	3m 3s
terraform_openstack_create	3m 46s
clone_elevate_repo	5s
setup_integration_checks	7s
start_elevate	2m 33s
wait_for_stage_1_reboot	17s
watch_for_stage_2_reboot	5s
wait_for_stage_2_reboot	5s
watch_for_stage_3_reboot	3m 36s
wait_for_stage_3_reboot	9s
watch_for_stage_4_reboot	8m 5s
wait_for_stage_4_reboot	7m 48s
watch_for_stage_5_reboot	8m 7s
wait_for_stage_5_reboot	29s
watch_for_final_reboot	46s
wait_for_final_reboot	17s
verify_upgraded_os	6s
terraform_openstack_destroy	43s
	40m 7s

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