Missing trace when the DevWatchBootableJarMojo fails to send shutdown to the server when exiting

[jfdenise]

It would help diagnose complex scenario. Location: https://github.com/wildfly-extras/wildfly-jar-maven-plugin/blob/main/plugin/src/main/java/org/wildfly/plugins/bootablejar/maven/goals/DevWatchBootableJarMojo.java#L1301)