The filesystem type shown on the dropdown in the disks page is different than the filesystem type it's actually formatted in

It's shown as `ext4` in the dropdown
![image](https://github.com/user-attachments/assets/26812603-b98b-4c53-9336-8e7587e344c8)
But it's actually formatted as `btrfs`:
![image](https://github.com/user-attachments/assets/7c9de229-43d6-4090-a477-ef2d9ee66b6b)
