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

Bumps debian from 13.6-slim to 13.7-slim.

---
updated-dependencies:
- dependency-name: debian
  dependency-version: 13.7-slim
  dependency-type: direct:production
...

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

Author: dependabot[bot]

installer-factory/Dockerfile

@@ -1,5 +1,5 @@
 # SPDX-License-Identifier: Apache-2.0
-FROM debian:13.6-slim
+FROM debian:13.7-slim
 
 ENV DEBIAN_FRONTEND=noninteractive
 ENV container=docker