chore(deps): update python:3.12 docker digest to d12b529 (#653)

Dockerfile

@@ -11,7 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-FROM python:3.12@sha256:fce9bc7648ef917a5ab67176cf1c7eb41b110452e259736144bc22f32f3aa622
+FROM python:3.12@sha256:d12b529fba98bcc93e2e2e837c0a60efaa6328775965a43c1b8161cfbd8f10f3
 
 EXPOSE 9000
 WORKDIR /opt/storage-testbench