drm/amd/pm: correct the way for retrieving current uclk frequency

There is some problem with average frequency reading for now. So,
we switch to the target frequency reading.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c

@@ -849,7 +849,7 @@ static int smu_v13_0_0_get_current_clk_freq_by_table(struct smu_context *smu,
 		member_type = METRICS_AVERAGE_GFXCLK;
 		break;
 	case PPCLK_UCLK:
-		member_type = METRICS_AVERAGE_UCLK;
+		member_type = METRICS_CURR_UCLK;
 		break;
 	case PPCLK_FCLK:
 		member_type = METRICS_AVERAGE_FCLK;