Add a capability for OIDC client extension

[gsmet]

As requested here:
quarkiverse/quarkus-openapi-generator#829 (review)

[gsmet]

/cc @rmanibus

[michalvavrik]

...oidc.client seems to fit what is done for other extensions like ...rest.client, thanks

[sberyozkin]

Thanks @gsmet

[quarkus-bot]

Status for workflow Quarkus Documentation CI

This is the status report for running Quarkus Documentation CI on commit deefc68.

✅ The latest workflow run for the pull request has completed successfully.

It should be safe to merge provided you have a look at the other checks in the summary.

Warning

There are other workflow runs running, you probably need to wait for their status before merging.

[github-actions]

🎊 PR Preview 49870be has been successfully built and deployed to https://quarkus-pr-main-44161-preview.surge.sh/version/main/guides/

• Images of blog posts older than 3 months are not available.
• Newsletters older than 3 months are not available.

[quarkus-bot]

Status for workflow Quarkus CI

This is the status report for running Quarkus CI on commit deefc68.

✅ The latest workflow run for the pull request has completed successfully.

It should be safe to merge provided you have a look at the other checks in the summary.

You can consult the Develocity build scans.

---

Flaky tests - Develocity

⚙️ Maven Tests - JDK 17 Windows

📦 integration-tests/maven

✖ io.quarkus.maven.it.TestMojoIT.testThatTheTestsAreReRunMultiModule - History

• Condition with Lambda expression in io.quarkus.maven.it.continuoustesting.TestModeContinuousTestingMavenTestUtils was not fulfilled within 3 minutes. - org.awaitility.core.ConditionTimeoutException

org.awaitility.core.ConditionTimeoutException: Condition with Lambda expression in io.quarkus.maven.it.continuoustesting.TestModeContinuousTestingMavenTestUtils was not fulfilled within 3 minutes.
	at org.awaitility.core.ConditionAwaiter.await(ConditionAwaiter.java:167)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:78)
	at org.awaitility.core.CallableCondition.await(CallableCondition.java:26)
	at org.awaitility.core.ConditionFactory.until(ConditionFactory.java:1006)
	at org.awaitility.core.ConditionFactory.until(ConditionFactory.java:975)
	at io.quarkus.maven.it.continuoustesting.TestModeContinuousTestingMavenTestUtils.waitForNextCompletion(TestModeContinuousTestingMavenTestUtils.java:50)
	at io.quarkus.maven.it.LaunchMojoTestBase.testThatTheTestsAreReRunMultiModule(LaunchMojoTestBase.java:56)