Chrome failing to update on #Fedora again because Google have rotated their signing key and DNF doesn't appear to want to apply the updated key saying it's already installed.

(solution is to use rpmkeys to delete the key and manually install the new one)

https://support.google.com/chrome/thread/409683218/latest-chrome-stable-rpm-has-a-different-signature-and-the-signing-key-is-not-updated?hl=en