Ensure that Vertx Static resource handler can pick up generated resources

[geoand]

This is needed to make Kogito work with RESTEasy Reactive
(see #20846 (comment))

[quarkus-bot]

Failing Jobs - Building 53575f0

Status	Name	Step	Failures	Logs	Raw logs
⌛	Maven Tests - JDK 11 Windows	Build	Failures	Logs	Raw logs

Failures

⚙️ Maven Tests - JDK 11 Windows #

- Failing: integration-tests/maven 

📦 integration-tests/maven

✖ Failed to execute goal org.apache.maven.plugins:maven-failsafe-plugin:3.0.0-M5:verify (default) on project quarkus-integration-test-maven: There are test failures.

Please refer to D:\a\quarkus\quarkus\integration-tests\maven\target\failsafe-reports for the individual test results.
Please refer to dump files (if any exist) [date].dump, [date]-jvmRun[N].dump and [date].dumpstream.
org.apache.maven.surefire.booter.SurefireBooterForkException: The forked VM terminated without properly saying goodbye. VM crash or System.exit called?

[geoand]

I added the backport label to this @gsmet since this is something Kogito needs and having a way to test it sooner rather than later will help them.