drm/amd/display: retire dm_pp_apply_clock_for_voltage_request

set dcfclk and fclk req with pp_smu_display_requirement_rv

Signed-off-by: Tony Cheng <tony.cheng@amd.com>
Reviewed-by: Yongqiang Sun <yongqiang.sun@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>