Bump xrpl from 2.14.1 to 4.2.0

Bumps [xrpl](https://github.com/XRPLF/xrpl.js) from 2.14.1 to 4.2.0.
- [Release notes](https://github.com/XRPLF/xrpl.js/releases)
- [Changelog](https://github.com/XRPLF/xrpl.js/blob/main/HISTORY.md)
- [Commits](https://github.com/XRPLF/xrpl.js/compare/xrpl@2.14.1...xrpl@4.2.0)

---
updated-dependencies:
- dependency-name: xrpl
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Author: dependabot[bot]