This bug was fixed in the package grub2 - 2.02-2ubuntu8.26
--------------- grub2 (2.02-2ubuntu8.26) bionic; urgency=medium
* Have grub-common depend on efibootmgr on amd64, arm64, i386 (LP: #1936857) * grub-check-signatures: Support gzip compressed kernels (LP: #1954683)
-- Julian Andres Klode <email address hidden> Wed, 01 Feb 2023 18:49:01 +0100
This bug was fixed in the package grub2 - 2.02-2ubuntu8.26
---------------
grub2 (2.02-2ubuntu8.26) bionic; urgency=medium
* Have grub-common depend on efibootmgr on amd64, arm64, i386 (LP: #1936857) signatures: Support gzip compressed kernels (LP: #1954683)
* grub-check-
-- Julian Andres Klode <email address hidden> Wed, 01 Feb 2023 18:49:01 +0100