deps(deps): bump elasticsearch from 8.15.1 to 8.16.0

Bumps [elasticsearch](https://github.com/elastic/elasticsearch-py) from 8.15.1 to 8.16.0.
- [Release notes](https://github.com/elastic/elasticsearch-py/releases)
- [Commits](elastic/elasticsearch-py@v8.15.1...v8.16.0)

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

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

requirements.txt

@@ -8,7 +8,7 @@ jsonschema==4.23.0
 numpy==2.1.3
 pandas==2.2.3
 neo4j==5.26.0
-elasticsearch==8.15.1
+elasticsearch==8.16.0
 psycopg2==2.9.10
 pymongo==4.10.1
 pyjq==2.6.0