disp: msm: sde: reserve primary CTL and LM for primary connector

In dual display cases when secondary display is resumed first,
primary CTL and LM is selected for secondary path which leads to
invalid configuration. Changes are made to correct the reservation
to select primary CTL and LM for primary connector and secondary
LM to secondary connector.

Change-Id: I6b2a8bedaf46f18bdb28b45ac765f32b26207304
Signed-off-by: Jayaprakash <jmadiset@codeaurora.org>