chore(deps): update python:3.12 docker digest to 8768f0b

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@sha256:73840b2eacd375e9ab38d65c5ccca1f98524cabccbdc4f9d0932a55d1967a1ab
+FROM python:3.12@sha256:8768f0b89d43d8552f28a8586ebdae4938074ca9ef4df76265efc6ff1450c6cb
 
 EXPOSE 9000
 WORKDIR /opt/storage-testbench