Update dependency com.diffplug.spotless:spotless-maven-plugin to v3.3.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
com.diffplug.spotless:spotless-maven-plugin	3.2.1 → 3.3.0

---

Release Notes

diffplug/spotless (com.diffplug.spotless:spotless-maven-plugin)

v3.3.0

Added

• Allow specifying path to Biome JSON config file directly in biome step. Requires biome 2.x. (#​2548)
• GitPrePushHookInstaller, a reusable library component for installing a Git pre-push hook that runs formatter checks. (#​2553)
• Allow setting Eclipse XML config from a string, not only from files (#​2361)

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR was generated by Mend Renovate. View the repository job log.