block: update row scheduler V4 from leanKernel-galaxy-nexus

Change-Id: Ibd2017392effe26e2f08959aa05d350dd8d18cc4
block: row: hardcode values research by the community, you guys know who you are.

Signed-off-by: Francisco Franco <franciscofranco.1990@gmail.com>

Conflicts:
	block/row-iosched.c

Change-Id: I0d773c812d5b0b17e44486fa1277e63f0d69c1cc

Committer note: cherry-picked from franciscofranco/Tuna_JB_pre1