By having a high priority it will be installed instead of the mini-x-session
when both are in a give set of packagegroups, as it stands now the
mini-x-session is installed by default on sato which is wrong!
(From OE-Core rev: d9fde0aaab26cbd657ffa56781754c85eec6f83a)
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>