chore(deps): update python:3.13 docker digest to bc78d3c (#32553)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

lib/modules/manager/azure-pipelines/readme.md

@@ -44,7 +44,7 @@ resources:
     - container: linux
       image: ubuntu:24.04
     - container: python
-      image: python:3.13@sha256:a6ed02f81e39e498b1d474f0722ff47b6ecaffa1b6432e66749aca14f80f3eb5
+      image: python:3.13@sha256:bc78d3c007f86dbb87d711b8b082d9d564b8025487e780d24ccb8581d83ef8b0
 
 stages:
   - stage: StageOne