build(deps): Bump org.junit:junit-bom from 5.13.4 to 6.0.0

Bumps [org.junit:junit-bom](https://github.com/junit-team/junit-framework) from 5.13.4 to 6.0.0.
- [Release notes](https://github.com/junit-team/junit-framework/releases)
- [Commits](junit-team/junit-framework@r5.13.4...r6.0.0)

---
updated-dependencies:
- dependency-name: org.junit:junit-bom
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

pom.xml

@@ -177,7 +177,7 @@
     <json.version>20250517</json.version>
     <springboot.version>3.3.5</springboot.version>
 
-    <junit5.version>5.13.4</junit5.version>
+    <junit5.version>6.0.0</junit5.version>
     <jackson.version>2.19.2</jackson.version>
     <assertj.version>3.27.3</assertj.version>
     <mockito.version>5.18.0</mockito.version>