Bump com.github.spotbugs.snom:spotbugs-gradle-plugin from 6.0.2 to 6.0.4

Bumps [com.github.spotbugs.snom:spotbugs-gradle-plugin](https://github.com/spotbugs/spotbugs-gradle-plugin) from 6.0.2 to 6.0.4.
- [Release notes](https://github.com/spotbugs/spotbugs-gradle-plugin/releases)
- [Commits](https://github.com/spotbugs/spotbugs-gradle-plugin/compare/6.0.2...6.0.4

)

---
updated-dependencies:
- dependency-name: com.github.spotbugs.snom:spotbugs-gradle-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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