chore(deps): bump debian in /installer-factory

Bumps debian from 13.4-slim to 13.5-slim.

---
updated-dependencies:
- dependency-name: debian
  dependency-version: 13.5-slim
  dependency-type: direct:production
...

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

Author: dependabot[bot]

installer-factory/Dockerfile

@@ -1,4 +1,4 @@
-FROM debian:13.4-slim
+FROM debian:13.5-slim
 
 ENV DEBIAN_FRONTEND=noninteractive
 ENV container=docker