BE: Upgrade lombok to 1.18.42

[yeikel]

What changes did you make? (Give an overview)

Upgrades lombok to the latest version (1.18.42) to improve support for Java 25+

See projectlombok/lombok#3859

Is there anything you'd like reviewers to focus on?

This work is part of #1349

How Has This Been Tested? (put an "x" (case-sensitive!) next to an item)

• Unit checks
• Integration checks
• Covered by existing automation

Checklist (put an "x" (case-sensitive!) next to all the items, otherwise the build will fail)

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation (e.g. ENVIRONMENT VARIABLES)
• My changes generate no new warnings (e.g. Sonar is happy)
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any dependent changes have been merged

A picture of a cute animal (not mandatory but encouraged)

[Haarolean]

Feel free to combine lib bumps in a single PR tho

[yeikel]

Feel free to combine lib bumps in a single PR tho

Sure, thanks! Apologies if it caused noise

The reason I sent them separately is because they are easier to reason about and revert if needed. I try to avoid bundles as much as possible for that reason