Bump python in /docker

Bumps python from 3.11.10-slim-bullseye to 3.11.11-slim-bullseye.

---
updated-dependencies:
- dependency-name: python
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

docker/Dockerfile

@@ -1,6 +1,6 @@
 # NOTE(smarnach): To upgrade Python to a new minor or major version, see
 # https://mozilla-eliot.readthedocs.io/en/latest/dev.html#how-to-upgrade-the-python-version
-FROM --platform=linux/amd64 python:3.11.10-slim-bullseye@sha256:d910a25afa706e0b2da4b59990fb59c0495eeab597b5cd777bbdcda8b6530b7e
+FROM --platform=linux/amd64 python:3.11.11-slim-bullseye@sha256:e32fb39f8ca1bc1736579469c6f175d2dfff2bb9170865d706d5da461b708bb6
 
 ARG userid=10001
 ARG groupid=10001