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

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
ghcr.io/vexxhost/openstack-venv-builder	stage	digest	a0ace4e → 50d0a72
ghcr.io/vexxhost/python-base	final	digest	36e6805 → cae54e1

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

ghcr.io/vexxhost/python-openstackclient:zed
ghcr.io/vexxhost/python-openstackclient:stable-zed
ghcr.io/vexxhost/python-openstackclient:f305631
ghcr.io/vexxhost/python-openstackclient:latest

Digest: ghcr.io/vexxhost/python-openstackclient@sha256:b2c6315d1b27a78f4d6219eb36d4891eb71c8d0c0edf4584eaccb4d7e4f0fbac