Bump co.elastic.clients:elasticsearch-java from 8.15.2 to 8.15.3 (#866)

Bumps [co.elastic.clients:elasticsearch-java](https://github.com/elastic/elasticsearch-java) from 8.15.2 to 8.15.3.
- [Release notes](https://github.com/elastic/elasticsearch-java/releases)
- [Changelog](https://github.com/elastic/elasticsearch-java/blob/main/CHANGELOG.md)
- [Commits](elastic/elasticsearch-java@v8.15.2...v8.15.3)

---
updated-dependencies:
- dependency-name: co.elastic.clients:elasticsearch-java
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pom.xml

@@ -430,7 +430,7 @@ under the License.
 
     <slf4j.version>1.7.36</slf4j.version>
 
-    <elasticsearch.version>8.15.2</elasticsearch.version>
+    <elasticsearch.version>8.15.3</elasticsearch.version>
     <opensearch.version>2.17.1</opensearch.version>
     <opensearch-java.version>2.15.0</opensearch-java.version>