chore(deps): bump org.junit.jupiter:junit-jupiter-engine in /java-gradle

Bumps [org.junit.jupiter:junit-jupiter-engine](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.jupiter:junit-jupiter-engine
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

java-gradle/build.gradle

@@ -15,8 +15,8 @@ dependencies {
     testImplementation 'org.assertj:assertj-core:3.27.5'
     testImplementation 'org.mockito:mockito-core:5.20.0'
     testImplementation 'io.dropwizard.metrics:metrics-core:4.2.37'
-    testImplementation 'org.junit.jupiter:junit-jupiter-api:5.13.4'
-    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.13.4'
+    testImplementation 'org.junit.jupiter:junit-jupiter-api:6.0.0'
+    testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:6.0.0'
 }
 
 test {