Edition 1 of grub.cfg and grub-recovery.cfg imported from https://github.com/snapcore/pc-amd64-gadget, commit:

commit e4d63119322691f14a3f9dfa36a3a075e941ec9d (HEAD -> 20, origin/HEAD, origin/20)
Merge: b70d2ae d113aca
Author: Dimitri John Ledkov <xnox@ubuntu.com>
Date:   Thu May 7 19:30:00 2020 +0100

    Merge pull request #47 from xnox/production-keys

    gadget: bump edition to 2, using production signing keys for everything.
