chore(deps): update debian:stable-slim docker digest to e51bfcd (#958)

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

Author: renovate[bot]

Dockerfile

@@ -4,7 +4,7 @@ FROM ghcr.io/astral-sh/uv:0.11.3@sha256:90bbb3c16635e9627f49eec6539f956d70746c40
 ##
 # base
 ##
-FROM debian:stable-slim@sha256:99fc6d2a0882fcbcdc452948d2d54eab91faafc7db037df82425edcdcf950e1f AS base
+FROM debian:stable-slim@sha256:e51bfcd2226c480a5416730e0fa2c40df28b0da5ff562fc465202feeef2f1116 AS base
 
 # set up user
 ARG USER=user