[Package Update]: mangowc -> mangowm

### Package Name

mangowc

### Repository

cachyos

### Current Version

0.12.4-1

### Requested Version

0.12.6-1

### Upstream Release URL

https://github.com/mangowm/mango/releases/tag/0.12.6

### Additional Notes

Upstream has renamed from Mango**WC** to Mango**WM** and the previous AUR packages have been removed. The renamed AUR package is still on 0.12.5 but should be up-to-date soon.