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

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
ghcr.io/vexxhost/openstack-venv-builder	stage	digest	d913815 → d575a3b
ghcr.io/vexxhost/python-base	final	digest	bb662f0 → b3f9f6c

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renovate[bot]
This pull request has been included in the following image tags:

ghcr.io/vexxhost/python-openstackclient:2023.2
ghcr.io/vexxhost/python-openstackclient:stable-2023.2
ghcr.io/vexxhost/python-openstackclient:64e6cae
ghcr.io/vexxhost/python-openstackclient:latest

Digest: ghcr.io/vexxhost/python-openstackclient@sha256:8e6517c83dc750aaae93d6dfad0612c0b6ab4e6f87535daa68fbd2c46b9014cc