Also remove final from parent classes

[stuartwdouglas]

Fixes #23282

[quarkus-bot]

This workflow status is outdated as a new workflow run has been triggered.

Failing Jobs - Building 52f73dd

Status	Name	Step	Failures	Logs	Raw logs
✖	Gradle Tests - JDK 11 Windows	Build	Failures	Logs	Raw logs
✔️	JVM Tests - JDK 11
✖	JVM Tests - JDK 17	Build	Failures	Logs	Raw logs

Full information is available in the Build summary check run.

Failures

⚙️ Gradle Tests - JDK 11 Windows #

- Failing: integration-tests/gradle 

📦 integration-tests/gradle

✖ io.quarkus.gradle.devmode.CompositeBuildWithDependenciesDevModeTest.main line 24 - More details - Source on GitHub

org.awaitility.core.ConditionTimeoutException: Condition with lambda expression in io.quarkus.test.devmode.util.DevModeTestUtils that uses java.util.function.Supplier, java.util.function.Supplierjava.util.concurrent.atomic.AtomicReference, java.util.concurrent.atomic.AtomicReferencejava.lang.String, java.lang.Stringboolean was not fulfilled within 1 minutes.
	at org.awaitility.core.ConditionAwaiter.await(ConditionAwaiter.java:164)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:78)

---

⚙️ JVM Tests - JDK 17 #

- Failing: integration-tests/elytron-undertow 

📦 integration-tests/elytron-undertow

✖ io.quarkus.it.undertow.elytron.BaseAuthRestTest.testPost line 28 - More details - Source on GitHub

java.lang.AssertionError: 
1 expectation failed.
Expected status code <200> but was <500>.

[mkouba]

Looks good.