I also have the same issue, and I tried fixing it with with that command but ran into this:
error: garuda-settings-manager-git: signature from "Nico Jensch (Chaotic-AUR) <[email protected]>" isinvalid
:: File /var/cache/pacman/pkg/garuda-settings-manager-git-1.0.0.r1.g15c4106-1-x86_64.pkg.tar.zst is corrupted (invalid or corrupted package (PGP signature)).
Do you want to delete it? [Y/n] y
error: garuda-settings-manager-kcm-git: signature from "Nico Jensch (Chaotic-AUR) <[email protected]>" is invalid
:: File /var/cache/pacman/pkg/garuda-settings-manager-kcm-git-1.0.0.r1.g15c4106-1-x86_64.pkg.tar.zst is corrupted (invalid or corrupted package (PGP signature)).
Do you want to delete it? [Y/n] y
error: failed to commit transaction (invalid or corrupted package (PGP signature))
Errors occurred, no packages were upgraded.
EDIT: tried again and it worked this time.