build(deps): bump elasticsearch in /examples/skywalking

Bumps elasticsearch from `75e68e0` to `f5b202a`.

---
updated-dependencies:
- dependency-name: elasticsearch
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

examples/skywalking/Dockerfile-elasticsearch

@@ -1 +1 @@
-FROM elasticsearch:8.13.0@sha256:75e68e06b38a052807a4be91761325c6e054052a50088cd5eea7e155bc4802ab
+FROM elasticsearch:8.13.0@sha256:f5b202a4934a3d44b6521d83970d7c604861ed9ac6d1b2abfac8ade2748fa02f