chore(version): 更新应用版本号至 v1.4.2

- 将主类中的静态版本字符串从 v1.4.1 更新为 v1.4.2

Author: RoundNailoong

src/main/java/emu/nebula/nbcommand/Launcher.java

@@ -3,7 +3,7 @@
 import javafx.application.Application;
 
 public class Launcher {
-    public static String version = "v1.4.1";
+    public static String version = "v1.4.2";
     public static void main(String[] args) {
 
         System.setProperty("javafx.platform", "desktop");