Revert "msm: mdss: Compute dma vote for mdp core clk based on resolution"

This reverts commit 62bb3354

Change-Id: I0cae1533cb3317fac878b22b52b7ab94366054d0
Signed-off-by: Nirmal Abraham <nabrah@codeaurora.org>
Signed-off-by: Pradosh Das <prados@codeaurora.org>
Signed-off-by: Sachin Bhayare <sachin.bhayare@codeaurora.org>