Bump sortpom-maven-plugin from 3.2.0 to 3.2.1

Bumps [sortpom-maven-plugin](https://github.com/Ekryd/sortpom) from 3.2.0 to 3.2.1.
- [Release notes](https://github.com/Ekryd/sortpom/releases)
- [Commits](https://github.com/Ekryd/sortpom/compare/sortpom-parent-3.2.0...sortpom-parent-3.2.1

)

---
updated-dependencies:
- dependency-name: com.github.ekryd.sortpom:sortpom-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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