Bump org.junit.jupiter:junit-jupiter in /testing/testcontainers/java

Bumps [org.junit.jupiter:junit-jupiter](https://github.com/junit-team/junit-framework) from 5.8.1 to 6.0.1.
- [Release notes](https://github.com/junit-team/junit-framework/releases)
- [Commits](junit-team/junit-framework@r5.8.1...r6.0.1)

---
updated-dependencies:
- dependency-name: org.junit.jupiter:junit-jupiter
  dependency-version: 6.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

testing/testcontainers/java/build.gradle

@@ -25,7 +25,7 @@ dependencies {
     implementation 'org.slf4j:slf4j-api:2.0.17'
     implementation 'org.slf4j:slf4j-simple:2.0.17'
     testImplementation 'junit:junit:4.13.2'
-    testImplementation 'org.junit.jupiter:junit-jupiter:5.8.1'
+    testImplementation 'org.junit.jupiter:junit-jupiter:6.0.1'
     testImplementation "org.assertj:assertj-core:3.27.6"
     testImplementation 'org.testcontainers:testcontainers:2.0.1'
     testImplementation 'org.testcontainers:testcontainers-cratedb:2.0.1'