Bump nginx in /compose/production/nginx

Bumps nginx from 1.17.8-alpine to 1.27.2-alpine.

---
updated-dependencies:
- dependency-name: nginx
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

compose/production/nginx/Dockerfile

@@ -1,2 +1,2 @@
-FROM docker.io/nginx:1.17.8-alpine
+FROM docker.io/nginx:1.27.2-alpine
 COPY ./compose/production/nginx/default.conf /etc/nginx/conf.d/default.conf