Integrate meta-seco-edgehog/cherry-pick-a8d73c2f
Commit: yocto_ng/layers/seco/meta-seco-edgehog@8d0092c4
[machine][tanaro] Added draft for custom boot script
The boot script in it's current state is a draft:
It loads the active slot from sysdata and sets it as boot partition. The boot counter (set/get) via sysdata does not yet work.
(cherry picked from commit a8d73c2fb49c7e6b4470733c751950e7ec261797)