Move the network buffer header file from zephyr/net/buf.h to
zephyr/net_buf.h as the implementation now lives outside of the networking
subsystem.
Add (deprecated) zephyr/net/buf.h header to maintain compatibility with old
file path.
Signed-off-by: Henrik Brix Andersen <henrik@brixandersen.dk>
Add CMSIS DAP sample using USB as interface.
Signed-off-by: Maximilian Deubel <maximilian.deubel@nordicsemi.no>
Signed-off-by: Johann Fischer <johann.fischer@nordicsemi.no>