Automatically build and promote overcloud host images #5778

Job	Run time
Tox pep8 with Python 3.12	28s
Ansible 2.18 lint with Python 3.12	1m 41s
Tox releasenotes with Python 3.12	33s
Tox docs with Python 3.12	30s
Ansible 2.17 lint with Python 3.10	1m 46s
Check changed files	4s
Build Kayobe Image / Build kayobe image	7m 25s
Check container image tags / Check container image tags	0s
aio (Ubuntu Noble OVN) / runner-selection / define_runner	4s
aio (Rocky 9 OVN) / runner-selection / define_runner	3s
aio (Rocky 9 OVS) / runner-selection / define_runner	3s
aio upgrade (Ubuntu Jammy to Noble OVN) / runner-selection / define_runner	2s
aio upgrade (Rocky 9 OVS) / runner-selection / define_runner	4s
aio upgrade (Rocky 9 OVN) / runner-selection / define_runner	5s
aio upgrade (Ubuntu Jammy to Noble OVN) / All in one	1s
aio (Rocky 9 OVN) / All in one	2m 9s
aio (Rocky 9 OVS) / All in one	2m 9s
aio upgrade (Rocky 9 OVS) / All in one	1s
aio (Ubuntu Noble OVN) / All in one	2m 8s
aio upgrade (Rocky 9 OVN) / All in one	1s
	19m 17s

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