Bump org.junit:junit-bom from 5.13.4 to 6.0.3

Bumps [org.junit:junit-bom](https://github.com/junit-team/junit-framework) from 5.13.4 to 6.0.3.
- [Release notes](https://github.com/junit-team/junit-framework/releases)
- [Commits](junit-team/junit-framework@r5.13.4...r6.0.3)

---
updated-dependencies:
- dependency-name: org.junit:junit-bom
  dependency-version: 6.0.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

build.gradle.kts

@@ -101,7 +101,7 @@ configure(subprojects.filterNot { it in internalBomModules }) {
         testImplementation("io.mockk:mockk:1.+")
 
         // JUnit 5 dependencies
-        testImplementation(platform("org.junit:junit-bom:5.13.4"))
+        testImplementation(platform("org.junit:junit-bom:6.0.3"))
         testImplementation("org.junit.jupiter:junit-jupiter")
         testRuntimeOnly("org.junit.platform:junit-platform-launcher")
     }