systemd uses strictatime when mounting tmpfs. Luckily this is already supported
upstream, so backport the patch from git.
(From OE-Core rev: 7379a5a2035ef670329551783c372d9310ddd983)
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>