chore(deps): update ghcr.io/vexxhost/openstack-venv-builder:2023.1 docker digest to c280fa2

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Dockerfile

@@ -2,7 +2,7 @@
 # SPDX-License-Identifier: GPL-3.0-or-later
 # Atmosphere-Rebuild-Time: 2024-06-26T17:38:39Z
 
-FROM ghcr.io/vexxhost/openstack-venv-builder:2023.1@sha256:ffcb366ff87ae18850909c775e62201aef99f2f4b5b363727260fc83ad50db92 AS build
+FROM ghcr.io/vexxhost/openstack-venv-builder:2023.1@sha256:c280fa21132cf5c4027baff433786b787f490e2c0392e2d25d86427bf546a9ef AS build
 RUN <<EOF bash -xe
 uv pip install \
     --constraint /upper-constraints.txt \