Bump python from 3.13.0a6-slim-bullseye to 3.13.0b1-slim-bullseye

Bumps python from 3.13.0a6-slim-bullseye to 3.13.0b1-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>

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.13.0a6-slim-bullseye
+FROM python:3.13.0b1-slim-bullseye
 LABEL maintainer="Adriel"
 
 ENV streamlink_version=6.7.2