Set harness to led as a placeholder to avoid running samples on
platforms that do not have the needed hardware.
Fixes#17439
Signed-off-by: Anas Nashif <anas.nashif@intel.com>
Add a sample application to show the LP5562 driver. The three RGB
channels are used to set multiple colors after each other under the
assumption that accordingly colored LEDs are connected. Blinking is also
shown in multiple colors.
Signed-off-by: Johannes Hutter <johannes@proglove.de>