chore(deps): update openstack/barbican digest to f8a331a (#337)

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]

.github/workflows/build.yml

@@ -28,7 +28,7 @@ jobs:
       - uses: vexxhost/docker-atmosphere/.github/actions/checkout@672cf56c8b828e444b6e7906d0ee355c7ec1dea9 # main
         with:
           repository: openstack/barbican
-          ref: bbc7d50b3640d13d0ae34d04135066703d4fb62f # master
+          ref: f8a331a40eb21e6c8f37e07794d57aa98b120af9 # master
 
       - uses: vexxhost/docker-atmosphere/.github/actions/build-image@672cf56c8b828e444b6e7906d0ee355c7ec1dea9 # main
         with: