build(deps): bump nginxinc/nginx-unprivileged (#9100)

Bumps the docker-patch group with 1 update in the /config-ui directory: nginxinc/nginx-unprivileged.


Updates `nginxinc/nginx-unprivileged` from 1.31.3 to 1.31.5

---
updated-dependencies:
- dependency-name: nginxinc/nginx-unprivileged
  dependency-version: 1.31.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: docker-patch
...

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Author: dependabot[bot]

config-ui/Dockerfile

@@ -31,7 +31,7 @@ COPY . .
 RUN yarn install
 RUN yarn build
 
-FROM nginxinc/nginx-unprivileged:1.31.3
+FROM nginxinc/nginx-unprivileged:1.31.5
 USER 0
 #ADD https://github.com/ufoscout/docker-compose-wait/releases/download/2.9.0/wait /wait
 #RUN chmod +x /wait