chore(deps-dev): bump johnpbloch/wordpress-core from 6.8.2 to 6.9.0

Bumps [johnpbloch/wordpress-core](https://github.com/johnpbloch/wordpress-core) from 6.8.2 to 6.9.0.
- [Commits](johnpbloch/wordpress-core@6.8.2...6.9.0)

---
updated-dependencies:
- dependency-name: johnpbloch/wordpress-core
  dependency-version: 6.9.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]