Update nginxinc/nginx-unprivileged:alpine-slim Docker digest to b5831ee (#32993)

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

Author: renovate[bot]

apps/web/Dockerfile

@@ -25,7 +25,7 @@ RUN --mount=type=bind,source=.git,target=/src/.git /src/scripts/docker-package.s
 RUN cp /src/apps/web/config.sample.json /src/apps/web/webapp/config.json
 
 # App
-FROM nginxinc/nginx-unprivileged:alpine-slim@sha256:4011c42f28e9b54c86b52211598dbc6bcaa520311ddd55f211587cdd71f88a9c
+FROM nginxinc/nginx-unprivileged:alpine-slim@sha256:b5831ee7f7aa827cbae87df4a30a642f62c747d8525f5674365389f3adab278d
 
 # Need root user to install packages & manipulate the usr directory
 USER root