drm/amd/display: Remove update_planes_and_stream_v1 sequence

[Why]/How]
Remove the update_planes_and_stream_v1 sequence to make the logic the same.

Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Signed-off-by: Chiang, Richard <Richard.Chiang@amd.com>
Signed-off-by: Ivan Lipski <ivan.lipski@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>