chore(deps): update docker.elastic.co/elasticsearch/elasticsearch docker tag to v8.12.2

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
docker.elastic.co/elasticsearch/elasticsearch (source)	patch	8.12.0 -> 8.12.2

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Release Notes

elastic/elasticsearch (docker.elastic.co/elasticsearch/elasticsearch)

### [`v8.12.2`](https://togithub.com/elastic/elasticsearch/releases/tag/v8.12.2): Elasticsearch 8.12.2 [Compare Source](https://togithub.com/elastic/elasticsearch/compare/v8.12.1...v8.12.2) Downloads: https://elastic.co/downloads/elasticsearch Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.12/release-notes-8.12.2.html ### [`v8.12.1`](https://togithub.com/elastic/elasticsearch/releases/tag/v8.12.1): Elasticsearch 8.12.1 [Compare Source](https://togithub.com/elastic/elasticsearch/compare/v8.12.0...v8.12.1) Downloads: https://elastic.co/downloads/elasticsearch Release notes: https://www.elastic.co/guide/en/elasticsearch/reference/8.12/release-notes-8.12.1.html

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