drm/amd/pm: enable TEMP_DEPENDENT_VMIN for navi1x

May help stability with some navi1x boards.

Hopefully this helps with stability with multiple monitors
and would allow us to re-enable MPC_SPLIT_DYNAMIC in the
DC code for better power savings.

Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2196

Reviewed-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>