…ra/kibana into dashboard_align_attachment_to_api

* 'dashboard_align_attachment_to_api' of github.com:mbondyra/kibana: (45 commits)
  [OTel Tracing] HTTP instrumentation (elastic#258663)
  Replace deprecated EUI icons in files owned by @elastic/ml-ui (elastic#255624)
  [Codeowners] add missing codeowners for security_solution_api_integration tests (elastic#259223)
  [CI] fix bad imports that came from a merge-race (elastic#259383)
  Add `.claude/worktrees/` to `.gitignore` (elastic#259192)
  Improve unknown-key validation error message in @kbn/config-schema (elastic#258633)
  [ML] Update Security ML jobs to use entity analytics fields for host and user fields (elastic#255339)
  [Table sweep] Update table columns responsiveness in Index Management and Dashboards (elastic#259340)
  skip failing test suite (elastic#258790)
  skip failing test suite (elastic#259261)
  chore: util to clean cached images (elastic#259335)
  [Entity Store] Use last_seen for automated resolution watermark (elastic#258574)
  [One Workflow] Fix flaky alert trigger Scout test by removing order-dependent assertions (elastic#259299)
  Skip serverless Discover request counts tests for MKI (elastic#259333)
  [Security Solution] render header title in new document flyout in Security Solution and Discover (elastic#258166)
  [Agent Builder] register inference endpoint feature (elastic#259259)
  [Agent Builder] Skills Command Menu - Add descriptions and scope options to agent (elastic#258964)
  [Streams][Streamlang][API] Fully use meta({id}) to reuse schema partials in OAS output (elastic#259275)
  fix(files_example): add tableCaption to EuiInMemoryTable for a11y (elastic#258289)
  [Entity Store] Adding list endpoint with query filter (elastic#258320)
  ...

…tion tests (elastic#259223)

## Summary

This PR adds 1 missing codeowners for some integration tests:
- @elastic/security-threat-hunting-investigations for the
`/x-pack/solutions/security/test/security_solution_api_integration/test_suites/investigation`
folder

### Checklist

- [x] The PR description includes the appropriate Release Notes section,
and the correct `release_note:*` label is applied per the
[guidelines](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)
- [x] Review the [backport
guidelines](https://docs.google.com/document/d/1VyN5k91e5OVumlc0Gb9RPa3h1ewuPE705nRtioPiTvY/edit?usp=sharing)
and apply applicable `backport:*` labels.