chore(deps): update ghcr.io/vexxhost/openstack-venv-builder:2023.1 docker digest to 39b2c2c (#303)

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-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@sha256:6a5fa5105353914973cf51a411445896fb8c9b74f6b4b8669d417721e667b843 AS build
+FROM ghcr.io/vexxhost/openstack-venv-builder:2023.1@sha256:39b2c2c9ba7252eb1d75a22bb11eb40d20e1671125e271bb160aa711e4b61e77 AS build
 RUN <<EOF bash -xe
 uv pip install \
     --constraint /upper-constraints.txt \