[8.18] [8.18] Logged ES queries now provided for new terms, machine learning, custom query, threshold rule types (backport #6655)

[mergify]

Partially addresses #6494. Twin 9.0 and Serverless PR is: elastic/docs-content#890

Made the following changes:

• Updated the note to show that the feature is now supported for all rule types except indicator match rules
• Made some slight revisions to intro para
• Updated third bullet under step 3 to show that only the first two Elasticsearch queries are provided in the preview

Preview: View your rule's Elasticsearch queries (optional)

---

This is an automatic backport of pull request #6655 done by [Mergify](https://mergify.com).

[github-actions]

A documentation preview will be available soon.

• 🔨 Buildkite builds
• 📚 HTML diff
• 📙 Preview page

Request a new doc build by commenting

• Rebuild this PR: run docs-build
• Rebuild this PR and all Elastic docs: run docs-build rebuild

_{run docs-build is much faster than run docs-build rebuild. A rebuild should only be needed in rare situations.}

_{If your PR continues to fail for an unknown reason, the doc build pipeline may be broken. Elastic employees can check the pipeline status here.}