Restore 'later' button visibility

2 jobs from add_appupdate_ws_command in 1 minute and 16 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
failed #3029
appimage

00:01:16

failed #3028
appimage

00:01:20

 
Name Stage Failure
failed
appimage Build
gpg: requesting key E9977759 from hkp server keyserver.ubuntu.com
gpgkeys: key C65D51784EDC19A871DBDBB710C56D0DE9977759 can't be retrieved
gpg: no valid OpenPGP data found.
gpg: Total number processed: 0
gpg: keyserver communications error: keyserver helper general error
gpg: keyserver communications error: unknown pubkey algorithm
gpg: keyserver receive failed: unknown pubkey algorithm
Failed to add key.
ERROR: Job failed: exit code 1