Application can depend on several overlayfs mount points. Provide a
systemd unit application can depend on to make sure all overlays are
mounted before it is started to avoid any race conditions
(From OE-Core rev: b38e194db0c6825f28c56123cf88af94d3f52beb)
Signed-off-by: Bruno Knittel <Bruno.Knittel@bruker.com>
Signed-off-by: Vyacheslav Yurkov <uvv.mail@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>