Improve the Gradle dev experience from the CLI

[stuartwdouglas]

This will make the CLI directly launch devmode, so continuous testing
can draw its fancy output in the terminal.

[quarkus-bot]

This workflow status is outdated as a new workflow run has been triggered.

Failing Jobs - Building 370076a

Status	Name	Step	Test failures	Logs	Raw logs
✖	Native Tests - Misc4	Build	⚠️ Check →	Logs	Raw logs

[maxandersen]

its unfortunate we have to do it - but I like the approach of having the cli "cleanup" the experience.

@ebullient good with you too?

[ebullient]

CustomNativeTestSourceSetTest > runNativeTests() FAILED
    java.lang.IllegalThreadStateException at CustomNativeTestSourceSetTest.java:17

BasicJavaNativeBuildTest > shouldBuildNativeImage() FAILED
    java.lang.IllegalThreadStateException at BasicJavaNativeBuildTest.java:22

The test failure is gradle plugin related, but you haven't changed the gradle plugin.. @glefloch, is this familiar?