Enable spotless again

[MarkEWaite]

Enable spotless again

Parent pom 4.72 is needed for spotless on Java 21.

Thanks @NotMyFault for detecting my issue!

Testing done

Confirmed that mvn spotless:apply works as expected on the pom.xml file and on Java files with Java 21 early access.

Submitter checklist

• Make sure you are opening from a topic/feature/bugfix branch (right side) and not your main branch!
• Ensure that the pull request title represents the desired changelog entry
• Please describe what you did
• Link to relevant issues in GitHub or Jira
• Link to relevant pull requests, esp. upstream and downstream changes
• Ensure you have provided tests - that demonstrates feature works or fixes the issue