Update delombok cmd example. Fixes #1643

src/delombok/lombok/delombok/DelombokApp.java

@@ -79,7 +79,7 @@ public class DelombokApp extends LombokApp {
 				}
 			}
 			
-			System.err.printf("Can't find tools.jar. Rerun delombok as: java -cp lombok.jar%1$s%2$s lombok.core.Main delombok %3$s\n",
+			System.err.printf("Can't find tools.jar. Rerun delombok as: java -cp lombok.jar%1$s%2$s lombok.launch.Main delombok %3$s\n",
 					File.pathSeparator, examplePath, sb.toString());
 			return null;
 		}