chore(deps): bump org.apache.maven.plugins:maven-gpg-plugin

Bumps [org.apache.maven.plugins:maven-gpg-plugin](https://github.com/apache/maven-gpg-plugin) from 1.6 to 3.1.0.
- [Commits](https://github.com/apache/maven-gpg-plugin/compare/maven-gpg-plugin-1.6...maven-gpg-plugin-3.1.0

)

---
updated-dependencies:
- dependency-name: org.apache.maven.plugins:maven-gpg-plugin
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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