### What problem does this PR solve?

Fixed vertical alignment issues between icons and text in API-Key and
System Model Settings buttons. This improves visual consistency across
the settings interface.

### Type of change

- [x] Refactoring

Before: Icons and text were slightly misaligned vertically
<img width="635" alt="Screenshot 2025-01-23 at 20 22 46"
src="https://github.com/user-attachments/assets/28f15637-d3fd-45a2-aae8-ca72fb12a88e"
/>

After: Icons and text are now properly centered with consistent spacing
<img width="540" alt="Screenshot 2025-01-23 at 20 23 02"
src="https://github.com/user-attachments/assets/98bb0ca5-6995-42d8-bd23-8a8f44ec0209"
/>