Bump org.apache.pulsar:pulsar-bom from 4.1.1 to 4.2.0 in /modules/pulsar

Bumps [org.apache.pulsar:pulsar-bom](https://github.com/apache/pulsar) from 4.1.1 to 4.2.0.
- [Release notes](https://github.com/apache/pulsar/releases)
- [Commits](https://github.com/apache/pulsar/compare/v4.1.1...v4.2.0)

---
updated-dependencies:
- dependency-name: org.apache.pulsar:pulsar-bom
  dependency-version: 4.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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