(3/7) upgrading archlinux-keyring [########################################################################] 100%
==> Appending keys from archlinux.gpg...
gpg: Note: ultimately trusted key C726DA6828AD7FAD not found
==> Updating trust database...
gpg: next trustdb check due at 2025-06-16
Hi, should I worry about this? The key C726DA6828AD7FAD doesn't seem to be in the gpg key list result.