la nouvelle clé
pub rsa4096 2016-04-12 [SC]
EB4C 1BFD 4F04 2F6D DDCC EC91 7721 F63B D38B 4796
uid [ inconnue] Google Inc. (Linux Packages Signing Authority) <linux-packages-keymaster@google.com>
sub rsa4096 2019-07-22 [S] [expire : 2022-07-21]