canutils: libcanutils: add GPL build barrier
Exclude libcanutils from build unless the license is set to
allow GPL code in the build.
config CANUTILS_LIBCANUTILS
bool "CAN-utils support library"
default n
- depends on NET_CAN
+ depends on NET_CAN && ALLOW_GPL_COMPONENTS
---help---
Enable the CAN-utils support library ported from
https://github.com/linux-can/can-utils
