defconfig: update

Signed-off-by: Stefanescu Cristian <howerkraft@gmail.com>
add BFQ

Signed-off-by: Stefanescu Cristian <howerkraft@gmail.com>
defconfig: enable bfq as default

Signed-off-by: Stefanescu Cristian <howerkraft@gmail.com>
msm: rq_stats: fix build

Signed-off-by: Stefanescu Cristian <howerkraft@gmail.com>