drm/amdgpu: add new AMDGPU_PP_SENSOR_ENABLED_SMC_FEATURES_MASK sensor

For getting the 64 bit enabled smc feature mask from vega parts.
Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/include/kgd_pp_interface.h

@@ -113,6 +113,7 @@ enum amd_pp_sensors {
 	AMDGPU_PP_SENSOR_GPU_POWER,
 	AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK,
 	AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK,
+	AMDGPU_PP_SENSOR_ENABLED_SMC_FEATURES_MASK,
 };
 
 enum amd_pp_task {