Bump net.javacrumbs.json-unit:json-unit from 3.5.0 to 4.0.0

Bumps [net.javacrumbs.json-unit:json-unit](https://github.com/lukas-krecan/JsonUnit) from 3.5.0 to 4.0.0.
- [Changelog](https://github.com/lukas-krecan/JsonUnit/blob/master/RELEASES.md)
- [Commits](lukas-krecan/JsonUnit@json-unit-parent-3.5.0...json-unit-parent-4.0.0)

---
updated-dependencies:
- dependency-name: net.javacrumbs.json-unit:json-unit
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

log4j-parent/pom.xml

@@ -116,7 +116,7 @@
     <jctools.version>4.0.5</jctools.version>
     <jmdns.version>3.6.0</jmdns.version>
     <jmh.version>1.37</jmh.version>
-    <json-unit.version>3.5.0</json-unit.version>
+    <json-unit.version>4.0.0</json-unit.version>
     <jspecify.version>1.0.0</jspecify.version>
     <junit.version>4.13.2</junit.version>
     <junit-jupiter.version>5.11.3</junit-jupiter.version>