chore(deps): update ghcr.io/vexxhost/openstack-venv-builder:zed docker digest to 188bfca (#456)

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: 2024-06-25T22:49:25Z
 
-FROM ghcr.io/vexxhost/openstack-venv-builder:zed@sha256:367a41992c4b087329900b0bfe93636cd5ecc06256fc9ba3caddbfc73c3de3ef AS build
+FROM ghcr.io/vexxhost/openstack-venv-builder:zed@sha256:188bfcaefe7daac4b7988acfe1b4e9d0fa92682dc0a53349d4c7c4bfadd9d400 AS build
 RUN <<EOF bash -xe
 uv pip install \
     --constraint /upper-constraints.txt \