chore(deps): update vexxhost images (stable/2023.2)

[renovate]

This PR contains the following updates:

Package	Update	Change
ghcr.io/vexxhost/barbican	digest	89b4918 → 21f9c66
ghcr.io/vexxhost/designate	digest	7720b12 → 1726e50
ghcr.io/vexxhost/glance	digest	8e428bf → ea0703e
ghcr.io/vexxhost/heat	digest	522b013 → bbef733
ghcr.io/vexxhost/horizon	digest	a2dc596 → 8d9a7da
ghcr.io/vexxhost/ironic	digest	d217b8d → 4c4822e
ghcr.io/vexxhost/keepalived	digest	51bd24c → 6661522
ghcr.io/vexxhost/keystone	digest	c5782a4 → e6f9d88
ghcr.io/vexxhost/magnum	digest	38c17ec → 33005d9
ghcr.io/vexxhost/manila	digest	df657e2 → c0bafc3
ghcr.io/vexxhost/netoffload	digest	8b2cac8 → 746e880
ghcr.io/vexxhost/neutron	digest	d79b9bf → 5eda864
ghcr.io/vexxhost/nova	digest	32f4e96 → 32b6be7
ghcr.io/vexxhost/octavia	digest	6bf45ec → 90c4bb2
ghcr.io/vexxhost/placement	digest	44a50c2 → 0885981
ghcr.io/vexxhost/python-openstackclient	digest	26d7f8c → 168bb55
ghcr.io/vexxhost/tempest	digest	0c80cd2 → 3ca49a9

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