Enable DP support for MTP Harmonium, QRD, and CDP platforms for Tuna. Change-Id: I1cf8ff5a64f2d71df8e3247679ed03625aedee44 Signed-off-by: Mani Chandana Ballary Kuntumalla <quic_mkuntuma@quicinc.com> Signed-off-by: Ritesh Kumar <quic_riteshk@quicinc.com> Signed-off-by: lnxdisplay <lnxdisplay@localhost>