Bump the testing group with 2 updates

Bumps the testing group with 2 updates: [net.javacrumbs.json-unit:json-unit-assertj](https://github.com/lukas-krecan/JsonUnit) and [org.junit:junit-bom](https://github.com/junit-team/junit-framework).


Updates `net.javacrumbs.json-unit:json-unit-assertj` from 4.1.1 to 5.1.0
- [Changelog](https://github.com/lukas-krecan/JsonUnit/blob/master/RELEASES.md)
- [Commits](lukas-krecan/JsonUnit@json-unit-parent-4.1.1...json-unit-parent-5.1.0)

Updates `org.junit:junit-bom` from 5.13.4 to 6.0.1
- [Release notes](https://github.com/junit-team/junit-framework/releases)
- [Commits](junit-team/junit-framework@r5.13.4...r6.0.1)

---
updated-dependencies:
- dependency-name: net.javacrumbs.json-unit:json-unit-assertj
  dependency-version: 5.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: testing
- dependency-name: org.junit:junit-bom
  dependency-version: 6.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: testing
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -37,14 +37,14 @@ spotless-plugin = "7.2.1"
 
 commons-lang3 = "3.18.0"
 commons-collections4 = "4.5.0"
-junit-bom = "5.13.4"
+junit-bom = "6.0.1"
 
 jackson-databind-nullable = "0.2.7"
 springdoc-openapi-ui = "2.8.13"
 
 datafaker = "2.4.3"
 instancio-junit = "5.5.1"
-jsonunit-assertj = "4.1.1"
+jsonunit-assertj = "5.1.0"
 mapstruct = "1.6.3"
 h2 = "2.3.232"