Update dependency @elastic/elasticsearch to v8

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@elastic/elasticsearch (source)	7.13.0 -> 8.0.0

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Release Notes

elastic/elasticsearch-js

### [`v8.0.0`](https://togithub.com/elastic/elasticsearch-js/releases/v8.0.0) [Compare Source](https://togithub.com/elastic/elasticsearch-js/compare/v7.17.0...v8.0.0) [Changelog](https://www.elastic.co/guide/en/elasticsearch/client/javascript-api/8.0/changelog-client.html) ### [`v7.17.0`](https://togithub.com/elastic/elasticsearch-js/releases/v7.17.0) [Compare Source](https://togithub.com/elastic/elasticsearch-js/compare/v7.16.0...v7.17.0) [Changelog](https://www.elastic.co/guide/en/elasticsearch/client/javascript-api/current/changelog-client.html) ### [`v7.16.0`](https://togithub.com/elastic/elasticsearch-js/releases/v7.16.0) [Compare Source](https://togithub.com/elastic/elasticsearch-js/compare/v7.15.0...v7.16.0) [Changelog](https://www.elastic.co/guide/en/elasticsearch/client/javascript-api/current/changelog-client.html) ### [`v7.15.0`](https://togithub.com/elastic/elasticsearch-js/releases/v7.15.0) [Compare Source](https://togithub.com/elastic/elasticsearch-js/compare/4c665bd78f6f693e7b2dbaa7d8f1be7d70621db9...v7.15.0) [Changelog](https://www.elastic.co/guide/en/elasticsearch/client/javascript-api/current/changelog-client.html) ### [`v7.14.1`](https://togithub.com/elastic/elasticsearch-js/compare/v7.14.0...4c665bd78f6f693e7b2dbaa7d8f1be7d70621db9) [Compare Source](https://togithub.com/elastic/elasticsearch-js/compare/v7.14.0...4c665bd78f6f693e7b2dbaa7d8f1be7d70621db9) ### [`v7.14.0`](https://togithub.com/elastic/elasticsearch-js/releases/v7.14.0) [Compare Source](https://togithub.com/elastic/elasticsearch-js/compare/v7.13.0...v7.14.0) [Changelog](https://www.elastic.co/guide/en/elasticsearch/client/javascript-api/current/changelog-client.html)

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