chore(deps): update vexxhost/docker-atmosphere digest to 9230f0d

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

Author: renovate[bot]

.github/workflows/build.yml

@@ -25,7 +25,7 @@ jobs:
         with:
           egress-policy: audit
 
-      - uses: vexxhost/docker-atmosphere/.github/actions/build-image@9dc904e06dcde958bf8a0b3230715d32b9e3a85f # main
+      - uses: vexxhost/docker-atmosphere/.github/actions/build-image@9230f0db4d54e491221dad48b9d4012b99aaf26b # main
         with:
           image-name: python-openstackclient
           push: ${{ github.event_name != 'pull_request' }}