msm: mdp: Adjust bandwidth parameters
720p video on 1080p panel have upscaling, mdp clk should not be
increased for this case. Also slightly increase mdp ib to make
sure there is no bw access bottleneck.

Signed-off-by: Huaibin Yang <huaibiny@codeaurora.org>
Signed-off-by: naseer <naseer@codeaurora.org>
update config