Mark the CANopen sample with program download support as build-only
since it depends on MCUboot being flashed to the board prior to the
generated application firmware image.
Signed-off-by: Henrik Brix Andersen <hebad@vestas.com>
Add sample demonstrating the integration of CANopenNode in Zephyr to
support the CANopen protocol.
This fixes#15278.
Signed-off-by: Henrik Brix Andersen <hebad@vestas.com>