edit-session icon is too detailed to make out on a standard DPI screen

edit-session icon currently:

![Image](https://github.com/user-attachments/assets/7b13646b-36dc-4b93-9b07-dfd264b8ac7b)
![Image](https://github.com/user-attachments/assets/f88e5094-05b5-42d2-bd86-3660e73a00f5)

![Image](https://github.com/user-attachments/assets/e9e47afb-90ce-4a83-b01e-b183e0d86ec7)

The little refresh icon has too much detail to fit into the ~6x6 pixels it has.