Bump gradle/gradle-build-action in /.github/workflows

Bumps [gradle/gradle-build-action](https://github.com/gradle/gradle-build-action) from 2.3.3 to 2.4.2.
- [Release notes](https://github.com/gradle/gradle-build-action/releases)
- [Commits](https://github.com/gradle/gradle-build-action/compare/v2.3.3...v2.4.2)

---
updated-dependencies:
- dependency-name: gradle/gradle-build-action
  dependency-type: direct:production
...

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