drm/amd/display: Hookup psr set version call

[Why]
Set version is currently not called.

[How]
Add call to set version from copy settings. This
should be the only time this is called as the eDP
caps should never change.

Signed-off-by: Wyatt Wood <wyatt.wood@amd.com>
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>