msm: mdss: dp: update audio programming sequence

Update the audio programming sequence for Display Port
to include the selection of the maud/naud values for a
given frequency, programming of the safe to exit level
for the main link, and the calculation of the parity bytes
for each byte of a Secondary Data Packet.

CRs-Fixed: 1009284
Change-Id: I3d83b735a81fed834befca21307cafda89eb5878
Signed-off-by: Tatenda Chipeperekwa <tatendac@codeaurora.org>