Update psxitarch v2 (27/03/21

Update psxitarch v2 27/03/21

First remove this pkg:
sudo pacman -R jwm-git
sudo pacman -Rc openobex

After open the file /etc/pacman.conf, change the repo from https://psxita.it/repo to https://psxita.it/repo-testing, update psxitarch with:
sudo pacman -Syu
Answer yes to all, when you get the message that some packages are corrupted because the keyring are outdated, answer no to "..you want delete the corrupted packages?", this should abort the upgrade of system.
To fix the corrupted packages just install archlinux-keyring with sudo pacman -S archlinux-keyring
Now you can finally update the system and drivers with

sudo pacman -Syu && sudo pacman -S jwm