chore(deps): update ghcr.io/vexxhost/openstack-venv-builder:2025.1 docker digest to 8f8df41 (#61)

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

@@ -1,7 +1,7 @@
 # SPDX-FileCopyrightText: © 2025 VEXXHOST, Inc.
 # SPDX-License-Identifier: GPL-3.0-or-later
 
-FROM ghcr.io/vexxhost/openstack-venv-builder:2025.1@sha256:99febdd9d10dd7ad71daf0e2322bbfdad3dc810f67cce48c7c656e5a5c4cad02 AS build
+FROM ghcr.io/vexxhost/openstack-venv-builder:2025.1@sha256:8f8df41da167c8656dc23a06bb0c91ae434ff5baa6c953b4266965413bd957c3 AS build
 RUN \
   --mount=type=bind,from=horizon,source=/,target=/src/horizon,readwrite \
   --mount=type=bind,from=designate-dashboard,source=/,target=/src/designate-dashboard,readwrite \