build(deps): bump the minor group in /ui with 3 updates (#15792)

Bumps the minor group in /ui with 3 updates: [pdfjs-dist](https://github.com/mozilla/pdf.js), [posthog-js](https://github.com/PostHog/posthog-js) and [jsdom](https://github.com/jsdom/jsdom).


Updates `pdfjs-dist` from 5.6.205 to 5.7.284
- [Release notes](https://github.com/mozilla/pdf.js/releases)
- [Commits](mozilla/pdf.js@v5.6.205...v5.7.284)

Updates `posthog-js` from 1.371.2 to 1.372.5
- [Release notes](https://github.com/PostHog/posthog-js/releases)
- [Changelog](https://github.com/PostHog/posthog-js/blob/main/CHANGELOG.md)
- [Commits](https://github.com/PostHog/posthog-js/compare/posthog-js@1.371.2...posthog-js@1.372.5)

Updates `jsdom` from 29.0.2 to 29.1.0
- [Release notes](https://github.com/jsdom/jsdom/releases)
- [Commits](jsdom/jsdom@v29.0.2...v29.1.0)

---
updated-dependencies:
- dependency-name: pdfjs-dist
  dependency-version: 5.7.284
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minor
- dependency-name: posthog-js
  dependency-version: 1.372.5
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minor
- dependency-name: jsdom
  dependency-version: 29.1.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]