Bump python in /app in the docker-dependencies group across 1 directory

Bumps the docker-dependencies group with 1 update in the /app directory: python.


Updates `python` from 3.11.11-slim-bookworm to 3.13.2-slim-bookworm

---
updated-dependencies:
- dependency-name: python
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: docker-dependencies
...

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

app/Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.11.11-slim-bookworm
+FROM python:3.13.2-slim-bookworm
 COPY ./requirements.txt /
 RUN apt-get update \
     && apt-get install wget libgl1-mesa-glx libglib2.0-0 --no-install-recommends -y \