chore(deps): update ghcr.io/vexxhost/openstack-venv-builder:zed docker digest to 881c06d

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: 2024-06-25T22:49:25Z
 
-FROM ghcr.io/vexxhost/openstack-venv-builder:zed@sha256:9fff812998e2bf43ef47217f15f03a83a6c3bbd7bb1840f755118f5152e25f6a AS build
+FROM ghcr.io/vexxhost/openstack-venv-builder:zed@sha256:881c06dfd00ae4fe4ffd3041943d362d5705cd15bbd02508bbfb5162b180f1e1 AS build
 RUN <<EOF bash -xe
 uv pip install \
     --constraint /upper-constraints.txt \