drm/amdgpu/sdma5: add golden settings for navi12 (v2)

common golden settings are put in golden_settings_sdma_5 array

v2: update settings (Alex)

Signed-off-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Reviewed-by: Jack Xiao <Jack.Xiao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>