This makes it a lot easier to find relevant information on how to
perform a system upgrade. Further consolidation may come later.
Signed-off-by: Joachim Wiberg <troglobit@gmail.com>
- Add section on upgrading/downgrading and boot-order to system.md
- Add or update references on upgrading from other pages
- boot.md (update ref)
- cli/upgrade.md (add ref)
- management.md (add ref)
[skip ci]
Joachim Wiberg