Update `ويكاموس بدون إنترنت` to support Android 15.

See issue https://github.com/kiwix/kiwix-android/issues/4270. As our Kiwix app now supports Android 15 so our custom app should also support Android 15.

**Folder Name:** [wiktionaryar](https://github.com/kiwix/kiwix-android-custom/tree/main/wiktionaryar)
**Package Name:** `org.kiwix.kiwixcustomwiktionaryar`

![Image](https://github.com/user-attachments/assets/277786e2-ca9a-46e0-a51a-d8a2cce2d027)