Bump org.junit:junit-bom from 5.11.3 to 5.12.0

Bumps [org.junit:junit-bom](https://github.com/junit-team/junit5) from 5.11.3 to 5.12.0.
- [Release notes](https://github.com/junit-team/junit5/releases)
- [Commits](junit-team/junit-framework@r5.11.3...r5.12.0)

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

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

Author: dependabot[bot]

build.gradle

@@ -26,7 +26,7 @@ dependencies {
 
     implementation 'org.assertj:assertj-core:3.25.3'
     implementation 'org.apiguardian:apiguardian-api:1.1.2' // https://github.com/exercism/java-test-runner/issues/79
-    implementation platform('org.junit:junit-bom:5.11.3')
+    implementation platform('org.junit:junit-bom:5.12.0')
     implementation 'org.junit.jupiter:junit-jupiter'
     implementation 'org.junit.platform:junit-platform-launcher'
     runtimeOnly 'org.junit.jupiter:junit-jupiter-engine'