mtd: msm_qpic_nand: update register addresses

Certain QPIC core registers address have been modified and that
information needs to be udpated before those registers can be
accessed.

Change-Id: I2b4c233ee5eac2ec74d0f0ca596b2f712b7bb946
Signed-off-by: Krishna Konda <kkonda@codeaurora.org>