Bump version.org.elasticsearch.client from 8.14.3 to 8.15.0

Bumps `version.org.elasticsearch.client` from 8.14.3 to 8.15.0.

Updates `org.elasticsearch.client:elasticsearch-rest-client` from 8.14.3 to 8.15.0
- [Release notes](https://github.com/elastic/elasticsearch/releases)
- [Changelog](https://github.com/elastic/elasticsearch/blob/main/CHANGELOG.md)
- [Commits](elastic/elasticsearch@v8.14.3...v8.15.0)

Updates `org.elasticsearch.client:elasticsearch-rest-client-sniffer` from 8.14.3 to 8.15.0
- [Release notes](https://github.com/elastic/elasticsearch/releases)
- [Changelog](https://github.com/elastic/elasticsearch/blob/main/CHANGELOG.md)
- [Commits](elastic/elasticsearch@v8.14.3...v8.15.0)

---
updated-dependencies:
- dependency-name: org.elasticsearch.client:elasticsearch-rest-client
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.elasticsearch.client:elasticsearch-rest-client-sniffer
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

build/parents/build/pom.xml

@@ -48,7 +48,7 @@
         <!-- >>> Elasticsearch -->
         <!-- The version of the Elasticsearch client used by Hibernate Search, independently of the version of the remote cluster -->
         <!-- Use the latest open-source version here. Currently, low-level clients are open-source even in 8.5+ -->
-        <version.org.elasticsearch.client>8.14.3</version.org.elasticsearch.client>
+        <version.org.elasticsearch.client>8.15.0</version.org.elasticsearch.client>
         <!-- The main compatible version of Elasticsearch, advertised by default. Used in documentation links. -->
         <version.org.elasticsearch.compatible.main>${version.org.elasticsearch.latest}</version.org.elasticsearch.compatible.main>
         <documentation.org.elasticsearch.url>https://www.elastic.co/guide/en/elasticsearch/reference/${parsed-version.org.elasticsearch.compatible.main.majorVersion}.${parsed-version.org.elasticsearch.compatible.main.minorVersion}</documentation.org.elasticsearch.url>