chore(deps-dev): bump vimeo/psalm in /plugins/hwp-previews

Bumps [vimeo/psalm](https://github.com/vimeo/psalm) from 6.0.0 to 6.16.1.
- [Release notes](https://github.com/vimeo/psalm/releases)
- [Commits](vimeo/psalm@6.0.0...6.16.1)

---
updated-dependencies:
- dependency-name: vimeo/psalm
  dependency-version: 6.16.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]