disp: msm: sde: modify Qos for linear format with scaler enabled

Add changes to modify the Qos lut index in case of linear
format with scaler enabled to be same as macrotile qseed
as per Qos recommendation for lagoon target.

Change-Id: I3bde4f8fb8eecde954e118e7c909b84e93b0c89d
Signed-off-by: Jayaprakash <jmadiset@codeaurora.org>