perf：initScript增加执行成功的log

springboot-launcher/src/main/java/com/tiesheng/launcher/CopyLauncherScriptMojo.java

@@ -28,6 +28,7 @@ public class CopyLauncherScriptMojo extends AbstractMojo {
     public void execute() throws MojoExecutionException {
         try {
             copy("launchScript");
+            System.out.println("initScript success.");
         } catch (IOException e) {
             throw new MojoExecutionException("copy launchScript error！");
         }