pinctrl: sdm670: Fix SDC1 & SDC2 control pin group offsets

SDC1 and SDC2 control pin groups have incorrect offsets
since those offsets do not factor in their North and
South tile base offsets respectively from the TLMM
base address. Fix it.

Change-Id: I7466aade0b882799ab4663fee866dd6ee5861172
Signed-off-by: Kaushal Kumar <kaushalk@codeaurora.org>