When systemd is enabled as init we need to notice when circular
dependencies in units happen because systemd try to solve this situation
removing the unit itself.
(From OE-Core rev: 04b8fcc95f339282edc9ab405d0ba0e51dbc1d91)
Signed-off-by: Aníbal Limón <anibal.limon@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>