Bump org.junit:junit-bom from 5.13.2 to 6.0.0

Bumps [org.junit:junit-bom](https://github.com/junit-team/junit-framework) from 5.13.2 to 6.0.0.
- [Release notes](https://github.com/junit-team/junit-framework/releases)
- [Commits](junit-team/junit-framework@r5.13.2...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]

build.gradle

@@ -44,8 +44,8 @@ dependencies {
 
     implementation("org.bstats:bstats-bukkit:3.1.0")
 
-    testImplementation platform("org.junit:junit-bom:5.13.2")
-    testImplementation("org.junit.jupiter:junit-jupiter:5.13.2")
+    testImplementation platform("org.junit:junit-bom:6.0.0")
+    testImplementation("org.junit.jupiter:junit-jupiter:6.0.0")
 }
 
 bukkit {