Sync Serbian translations

[nikdale]

What changed?

Synced new changes with Serbian translations for various terms and features.

Why did it change?

Serbian translations were updated to ensure accuracy and usability for Serbian-speaking users.

How is this tested?

Verified Serbian translations by reviewing the updated terms and ensuring they display correctly in the UI.

Screenshots/Videos (when applicable)

N/A

Checklist

• My code adheres to the project's coding and style guidelines.
• I have conducted a self-review of my code.
• I have commented my code, particularly in complex areas.
• I have made corresponding changes to the documentation.
• I have tested the change to ensure that it works as intended.
• I have verified that the Serbian translations are accurate and properly displayed.