Bump @wordpress/edit-post and @types/wordpress__edit-post

Bumps [@wordpress/edit-post](https://github.com/WordPress/gutenberg/tree/HEAD/packages/edit-post) and [@types/wordpress__edit-post](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/wordpress__edit-post). These dependencies needed to be updated together.

Updates `@wordpress/edit-post` from 8.8.3 to 8.9.0
- [Release notes](https://github.com/WordPress/gutenberg/releases)
- [Changelog](https://github.com/WordPress/gutenberg/blob/trunk/packages/edit-post/CHANGELOG.md)
- [Commits](https://github.com/WordPress/gutenberg/commits/@wordpress/[email protected]/packages/edit-post)

Updates `@types/wordpress__edit-post` from 7.5.7 to 8.4.0
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/wordpress__edit-post)

---
updated-dependencies:
- dependency-name: "@wordpress/edit-post"
  dependency-type: direct:development
  update-type: version-update:semver-minor
- dependency-name: "@types/wordpress__edit-post"
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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