chore(deps): bump library/nginx in /nginx

Bumps library/nginx from 1.25.3-alpine3.18-slim to 1.25.4-alpine3.18-slim.

---
updated-dependencies:
- dependency-name: library/nginx
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

nginx/Dockerfile

@@ -1,4 +1,4 @@
-FROM docker.io/library/nginx:1.25.3-alpine3.18-slim
+FROM docker.io/library/nginx:1.25.4-alpine3.18-slim
 
 RUN rm -rfv /docker-entrypoint* /etc/nginx/conf.d/* /etc/nginx/nginx.conf /var/www/html /usr/share/nginx/html /data
 COPY etc/nginx/ /etc/nginx/