powerhint: Reduce StaleTimeFactor am: a75c39090f

Original change: https://googleplex-android-review.googlesource.com/c/device/google/lynx/+/23675220

Change-Id: Iab8eee38bf0c7e3445425440e43f25df1f794b4e
Signed-off-by: Automerger Merge Worker <[email protected]>

powerhint.json

@@ -2144,7 +2144,7 @@
       "EarlyBoost_On": false,
       "EarlyBoost_TimeFactor": 0.0,
       "TargetTimeFactor": 1.0,
-      "StaleTimeFactor": 20.0
+      "StaleTimeFactor": 15.0
     },
     {
       "Name": "REFRESH_90FPS",
@@ -2168,7 +2168,7 @@
       "EarlyBoost_On": false,
       "EarlyBoost_TimeFactor": 0.0,
       "TargetTimeFactor": 1.0,
-      "StaleTimeFactor": 20.0
+      "StaleTimeFactor": 15.0
     },
     {
       "Name": "REFRESH_60FPS",
@@ -2192,7 +2192,7 @@
       "EarlyBoost_On": false,
       "EarlyBoost_TimeFactor": 0.0,
       "TargetTimeFactor": 1.0,
-      "StaleTimeFactor": 20.0
+      "StaleTimeFactor": 15.0
     },
     {
       "Name": "UiHighBoostWithoutPid",