[FIX] Launcher logs

Author: microwin7

components/launchserver/src/main/java/pro/gravit/launchserver/config/LaunchServerConfig.java

@@ -71,6 +71,7 @@ public static LaunchServerConfig getDefault(LaunchServer.LaunchServerEnv env) {
         newConfig.launcher.deleteTempFiles = true;
         newConfig.launcher.stripLineNumbers = true;
         newConfig.launcher.customJvmOptions.add("-Dfile.encoding=UTF-8");
+        newConfig.launcher.customJvmOptions.add("-Dlauncher.useSlf4j=true");
 
         newConfig.sign = new JarSignerConf();