Witheecc6e4811("CI: rework build workflow to have split target and subtarget directly") target and subtarget are split in 2 different variables. Label workflow were not aligned to this change and are currently broken. Fix them and correctly pass split target and subtarget. Fixes:eecc6e4811("CI: rework build workflow to have split target and subtarget directly") Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>