Bump jspdf from 4.0.0 to 4.2.1

Bumps [jspdf](https://github.com/parallax/jsPDF) from 4.0.0 to 4.2.1.
- [Release notes](https://github.com/parallax/jsPDF/releases)
- [Changelog](https://github.com/parallax/jsPDF/blob/master/RELEASE.md)
- [Commits](parallax/jsPDF@v4.0.0...v4.2.1)

---
updated-dependencies:
- dependency-name: jspdf
  dependency-version: 4.2.1
  dependency-type: direct:production
...

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Author: dependabot[bot]