thermal: enable SendPowerHint of skin-therm-monitor

Bug: 162791243
Test: build and using emul temp/running burn8 to verify it
Change-Id: Ifc401b4409642b909b209bf6907faacce9f200a3
diff --git a/thermal_info_config_redfin.json b/thermal_info_config_redfin.json
index 6a135ea..d828587 100644
--- a/thermal_info_config_redfin.json
+++ b/thermal_info_config_redfin.json
@@ -218,7 +218,8 @@
             ],
             "VrThreshold":"NAN",
             "Multiplier":0.001,
-            "Monitor":true
+            "Monitor":true,
+            "SendPowerHint":true
         },
         {
             "Name":"cellular-emergency",