Bug: Missing mod icon

### What happened?

The mod icon does not display in mod managers or PrismLauncher

<img width="474" height="59" alt="Image" src="https://github.com/user-attachments/assets/60781e7f-7463-4d72-9dd3-f86170da8e7d" />

### What should have happened?

Mod-Icon works

### Version

1.21.11 latest branch

### Log Output

_No response_