Add support for Elasticsearch 9.0.0

[yeikel]

https://www.elastic.co/guide/en/elastic-stack/9.0/release-notes-elasticsearch-9.0.0.html

Edit: To those considering commenting, please upvote this issue instead of posting "+1" comments or similar, as comments send notifications to all followers. Thank you for your support.

[Hen0k]

Waiting on this

[rackom]

Waiting on this also

[ismkdc]

++

[kong62]

+1

[mayurvarma14]

+1

[heekof]

+1

[fludo]

+1, still no support 3 month after ElasticSearch version 9 is out ?

[fludo]

Any idea when this will be supported ?

@jjain1259 ?

[aryalireza]

+1
Really fix this disaster!