[DevDependency] Bump pdfjs-dist from 2.9.359 to 3.6.172

Bumps [pdfjs-dist](https://github.com/mozilla/pdfjs-dist) from 2.9.359 to 3.6.172.
- [Commits](https://github.com/mozilla/pdfjs-dist/commits)

---
updated-dependencies:
- dependency-name: pdfjs-dist
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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