Bump python from 3.11-slim to 3.12-slim

Bumps python from 3.11-slim to 3.12-slim.

---
updated-dependencies:
- dependency-name: python
  dependency-type: direct:production
...

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

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.11-slim as build
+FROM python:3.12-slim as build
 
 RUN python -m venv /venv
 ENV PATH=/venv/bin:$PATH
@@ -10,7 +10,7 @@ COPY . /galactory
 RUN pip install ./galactory
 
 
-FROM python:3.11-slim as final
+FROM python:3.12-slim as final
 
 LABEL org.opencontainers.image.title="galactory"
 LABEL org.opencontainers.image.licenses="GPL-3.0-or-later"