Mirgrate from JUnit 4 to JUnit 5

[schlosna]

Before this PR

JUnit 4 vintage tests are failing with JUnit 5.9.1 causing excavator auto-bumps to block in #1769

Received a completed event for test with unknown id '11.450'. Registered test ids: '[11.425, 11.428, :dialogue-client-verifier:test, 11.2, 11.1, 11.449]'
java.lang.IllegalArgumentException: Received a completed event for test with unknown id '11.450'. Registered test ids: '[11.425, 11.428, :dialogue-client-verifier:test, 11.2, 11.1, 11.449]'
	at org.gradle.api.internal.tasks.testing.results.StateTrackingTestResultProcessor.completed(StateTrackingTestResultProcessor.java:79)
	at org.gradle.api.internal.tasks.testing.results.AttachParentTestResultProcessor.completed(AttachParentTestResultProcessor.java:56)
	at jdk.internal.reflect.GeneratedMethodAccessor346.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.FailureHandlingDispatch.dispatch(FailureHandlingDispatch.java:30)
	at org.gradle.internal.dispatch.AsyncDispatch.dispatchMessages(AsyncDispatch.java:87)
	at org.gradle.internal.dispatch.AsyncDispatch.access$000(AsyncDispatch.java:36)
	at org.gradle.internal.dispatch.AsyncDispatch$1.run(AsyncDispatch.java:71)
	at org.gradle.internal.concurrent.InterruptibleRunnable.run(InterruptibleRunnable.java:42)
	at org.gradle.internal.operations.CurrentBuildOperationPreservingRunnable.run(CurrentBuildOperationPreservingRunnable.java:42)
	at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:64)
	at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:48)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:834)
null
java.lang.NullPointerException
	at org.gradle.api.internal.tasks.testing.results.StateTrackingTestResultProcessor.started(StateTrackingTestResultProcessor.java:45)
	at org.gradle.api.internal.tasks.testing.results.AttachParentTestResultProcessor.started(AttachParentTestResultProcessor.java:38)
	at jdk.internal.reflect.GeneratedMethodAccessor344.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.FailureHandlingDispatch.dispatch(FailureHandlingDispatch.java:30)
	at org.gradle.internal.dispatch.AsyncDispatch.dispatchMessages(AsyncDispatch.java:87)
	at org.gradle.internal.dispatch.AsyncDispatch.access$000(AsyncDispatch.java:36)
	at org.gradle.internal.dispatch.AsyncDispatch$1.run(AsyncDispatch.java:71)
	at org.gradle.internal.concurrent.InterruptibleRunnable.run(InterruptibleRunnable.java:42)
	at org.gradle.internal.operations.CurrentBuildOperationPreservingRunnable.run(CurrentBuildOperationPreservingRunnable.java:42)
	at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:64)
	at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:48)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:834)
Received a completed event for test with unknown id '11.454'. Registered test ids: '[11.425, 11.428, :dialogue-client-verifier:test, 11.2, 11.1, 11.453]'
java.lang.IllegalArgumentException: Received a completed event for test with unknown id '11.454'. Registered test ids: '[11.425, 11.428, :dialogue-client-verifier:test, 11.2, 11.1, 11.453]'
	at org.gradle.api.internal.tasks.testing.results.StateTrackingTestResultProcessor.completed(StateTrackingTestResultProcessor.java:79)
	at org.gradle.api.internal.tasks.testing.results.AttachParentTestResultProcessor.completed(AttachParentTestResultProcessor.java:56)
	at jdk.internal.reflect.GeneratedMethodAccessor346.invoke(Unknown Source)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:36)
	at org.gradle.internal.dispatch.ReflectionDispatch.dispatch(ReflectionDispatch.java:24)
	at org.gradle.internal.dispatch.FailureHandlingDispatch.dispatch(FailureHandlingDispatch.java:30)
	at org.gradle.internal.dispatch.AsyncDispatch.dispatchMessages(AsyncDispatch.java:87)
	at org.gradle.internal.dispatch.AsyncDispatch.access$000(AsyncDispatch.java:36)
	at org.gradle.internal.dispatch.AsyncDispatch$1.run(AsyncDispatch.java:71)
	at org.gradle.internal.concurrent.InterruptibleRunnable.run(InterruptibleRunnable.java:42)
	at org.gradle.internal.operations.CurrentBuildOperationPreservingRunnable.run(CurrentBuildOperationPreservingRunnable.java:42)
	at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:64)
	at org.gradle.internal.concurrent.ManagedExecutorImpl$1.run(ManagedExecutorImpl.java:48)
	at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
	at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
	at java.base/java.lang.Thread.run(Thread.java:834)

After this PR

==COMMIT_MSG==
Mirgrate from JUnit 4 to JUnit 5
==COMMIT_MSG==

Possible downsides?

[carterkozak]

Looks great, thank you!