fix(gui): use resource short name when exporting a folder via context menu

jadx-gui/src/main/java/jadx/gui/treemodel/JResource.java

@@ -129,6 +129,10 @@ public class JResource extends JLoadableNode {
 		return name;
 	}
 
+	public String getShortName() {
+		return shortName;
+	}
+
 	public JResType getType() {
 		return type;
 	}

jadx-gui/src/main/java/jadx/gui/ui/popupmenu/JResourcePopupMenu.java

@@ -117,7 +117,7 @@ public class JResourcePopupMenu extends JPopupMenu {
 	}
 
 	private static void saveJResourceDir(JResource resource, Path savePath, boolean comingFromDialog) {
-		Path subSavePath = savePath.resolve(resource.getName());
+		Path subSavePath = savePath.resolve(resource.getShortName());
 		try {
 			if (!Files.isDirectory(subSavePath)) {
 				Files.createDirectories(subSavePath);