[aur-general] Merge mmat-git into minecraft-map-auto-trim-git

[Buce]

Please merge

https://aur.archlinux.org/packages/mmat-git/

into

https://aur.archlinux.org/packages/minecraft-map-auto-trim-git/

as I believe the latter more accurately reflects the upstream project's
name.

TYIA,
-Buce