Musescore updated

[A333]

it seems there is no maintainer and it not so easy to do the upgrade to MuseScore 4

Call for help: maintenance of the musescore snap

Hi all! I’m the maintainer of the musescore snap, but right now I don’t have any free time to maintain it. The code for the snap is on this repo: https://github.com/pachulo/musescore-snap There’s a new release of musescore (3.6), but the latest version I was able to compile was 3.5, and that doesn’t seem to work anymore since the latest updates to snapcraft. If somebody is willing to make PRs to the repo I can test & approve them, but I think that it would be better to transfer the snap to…