Don't setup logging on failure in dev mode

[stuartwdouglas]

Dev mode already sets up logging, so this results in every line being
printed twice after a startup failure (depending on where in the startup
sequence things actually failed).

[quarkus-bot]

Failing Jobs - Building 8ed5852

Status	Name	Step	Test failures	Logs	Raw logs
✔️	JVM Tests - JDK 11
✖	JVM Tests - JDK 11 Windows	Build	Test failures	Logs	Raw logs
✔️	JVM Tests - JDK 16

Full information is available in the Build summary check run.

Test Failures

⚙️ JVM Tests - JDK 11 Windows #

📦 extensions/hibernate-orm/deployment

✖ io.quarkus.hibernate.orm.sql_load_script.IntroducingDefaultImportScriptTestCase.testAddNewImportSql - More details - Source on GitHub

java.lang.RuntimeException: 
java.lang.RuntimeException: java.lang.RuntimeException: java.lang.RuntimeException: java.lang.RuntimeException: java.lang.RuntimeException: io.quarkus.builder.BuildException: Build failure: Build failed due to errors
	[error]: Build step io.quarkus.netty.deployment.NettyProcessor#build threw an exception: java.lang.OutOfMemoryError: Metaspace
	at java.base/java.lang.ClassLoader.defineClass1(Native Method)
	at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
	at io.quarkus.bootstrap.classloading.QuarkusClassLoader.loadClass(QuarkusClassLoader.java:445)
	at io.quarkus.bootstrap.classloading.QuarkusClassLoader.loadClass(QuarkusClassLoader.java:405)
	at java.base/java.lang.ClassLoader.defineClass1(Native Method)
	at java.base/java.lang.ClassLoader.defineClass(ClassLoader.java:1017)
	at io.quarkus.bootstrap.classloading.QuarkusClassLoader.loadClass(QuarkusClassLoader.java:445)
	at io.quarkus.bootstrap.classloading.QuarkusClassLoader.loadClas...