build(deps): bump the examples-local-ratelimit group

Bumps the examples-local-ratelimit group in /examples/local_ratelimit with 1 update: nginx.


Updates `nginx` from `10d1f5b` to `88ba8be`

---
updated-dependencies:
- dependency-name: nginx
  dependency-type: direct:production
  dependency-group: examples-local-ratelimit
...

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

examples/local_ratelimit/Dockerfile-nginx

@@ -1 +1 @@
-FROM nginx@sha256:10d1f5b58f74683ad34eb29287e07dab1e90f10af243f151bb50aa5dbb4d62ee
+FROM nginx@sha256:88ba8bed3095842ec8df2c64a42169dfe9031fb37be301cf122281f0f27b52c6