Upgrade to Elasticsearch Client 8.17.1

[nosan]

gh-44076

[nosan]

Now, ElasticsearchContainerConnectionDetailsFactoryTests fails due to:

node: http://localhost:65055/, status: 200, [es/cluster.health] Failed to decode response
co.elastic.clients.transport.TransportException: node: http://localhost:65055/, status: 200, [es/cluster.health] Failed to decode response
	at co.elastic.clients.transport.ElasticsearchTransportBase.decodeTransportResponse(ElasticsearchTransportBase.java:409)
	at co.elastic.clients.transport.ElasticsearchTransportBase.getApiResponse(ElasticsearchTransportBase.java:367)
	at co.elastic.clients.transport.ElasticsearchTransportBase.performRequest(ElasticsearchTransportBase.java:148)
	at co.elastic.clients.elasticsearch.cluster.ElasticsearchClusterClient.health(ElasticsearchClusterClient.java:439)
	at org.springframework.boot.testcontainers.service.connection.elasticsearch.ElasticsearchContainerConnectionDetailsFactoryTests.connectionCanBeMadeToElasticsearchContainer(ElasticsearchContainerConnectionDetailsFactoryTests.java:61)
	at java.base/java.lang.reflect.Method.invoke(Method.java:569)
	at java.base/java.util.ArrayList.forEach(ArrayList.java:1511)
	at java.base/java.util.ArrayList.forEach(ArrayList.java:1511)
Caused by: co.elastic.clients.util.MissingRequiredPropertyException: Missing required property 'HealthResponse.unassignedPrimaryShards'
	at co.elastic.clients.util.ApiTypeHelper.requireNonNull(ApiTypeHelper.java:76)

[nosan]

I had to update TestImage.ELASTICSEARCH_8 version to 8.17.1.

elastic/elasticsearch-java#919

[wilkinsona]

I think this needs to wait until we're on a Spring Data snapshot where they've made a similar upgrade (see #43669).