drm/amd/display: Promote DC to 3.2.350

drm/amd/display: Promote DC to 3.2.350

This version brings along following updates:
- Add DSC padding for OVT support
- Setup pixel encoding for YCBCR422
- Fix dml ms order
- Rename header file link.h to link_service.h
- Fix DMUB loading sequence
- Modify link training policy

Signed-off-by: Taimur Hassan <Syed.Hassan@amd.com>
Acked-by: Wayne Lin <Wayne.Lin@amd.com>
Signed-off-by: Ray Wu <ray.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>