Update Elasticsearch in CI to 8.5.3

What does this MR do and why?

Related: gitlab-org/search-team/team-tasks#109 (closed)

Upgrade Elasticsearch CI to 8.5.3

I was in the middle of upgrading our production cluster to 8.5.2 when the version available for upgrade in ElasticCloud was changed to 8.5.3. So we need to do all of the prep work steps again

Screenshots or screen recordings

N/A

How to set up and validate locally

CI should pass

MR acceptance checklist

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• I have evaluated the MR acceptance checklist for this MR.