Add a CI pipeline to validate elevate with cloudlinux #12

Job	Run time
testsuite / testsuite	1m 47s
terraform_openstack_create	1s
clone_elevate_repo	1s
setup_integration_checks	1s
start_elevate	1s
wait_for_stage_1_reboot	1s
watch_for_stage_2_reboot	1s
wait_for_stage_2_reboot	1s
watch_for_stage_3_reboot	1s
wait_for_stage_3_reboot	1s
watch_for_stage_4_reboot	1s
wait_for_stage_4_reboot	1s
watch_for_stage_5_reboot	1s
wait_for_stage_5_reboot	1s
watch_for_final_reboot	1s
wait_for_final_reboot	1s
verify_upgraded_os	1s
terraform_openstack_destroy	1s
	2m 4s

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