Describe the bug
Multiple languages doesn't support in the download section. Only selects one language.
Expected behavior
There should be multiple languages support to download the files.

Steps to reproduce the behavior:

1. Go to the download section
2. Select the language section
3. Try to add 2 or more languages.

Screenshots

Environment

• Version of Kiwix Android : 3.14
• Device : Samsung
• OS version : 14