📝 Fix build import

Author: Maxlego08

Common/src/main/java/fr/maxlego08/menu/ZMenuItemStack.java

@@ -38,8 +38,6 @@
 import org.jetbrains.annotations.Nullable;
 import org.jspecify.annotations.NonNull;
 
-import javax.annotation.Nullable;
-import java.io.File;
 import java.util.*;
 
 public class ZMenuItemStack extends ZUtils implements MenuItemStack {