drm/amd/display: Add DP info frame update for dcn30

[Why]
We are missing the DP info frame update on dcn30, and this will
lead to DP SDPs not being sent;

[How]
Add the DP info frame update for dcn30;

Signed-off-by: Leo (Hanghong) Ma <hanghong.ma@amd.com>
Reviewed-by: Roman Li <Roman.Li@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>