ARM: dts: msm: add excl rect and dim layer support for msmskunk

Add exclusion rect and dim layer feature support for msmskunk
target. And configure the csc and qseed block offsets for VIG.

Change-Id: I8e1ce5c439d7ee9a0eafe95f33471bf7e275a950
Signed-off-by: Veera Sundaram Sankaran <veeras@codeaurora.org>