Updating the yocto 3.4 kernel tree to the 3.4.25 and 3.4.26 -stable updates
as well as refreshing the preempt-rt branches to 3.4.25-rt37.
(From OE-Core rev: da536703bdcf31c8c2ef17f5a49d06280fe77600)
Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>