Use a regular drawable as PowerSummaryActivity icon

Fixes: 126583158
Test: rebuild
Change-Id: Ibcc22434d3d7b684787a8ca7c9631eb8b1ddf9f5
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index a5586f7..e606375 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -2058,7 +2058,7 @@
         <activity
             android:name="Settings$PowerUsageSummaryActivity"
             android:label="@string/power_usage_summary_title"
-            android:icon="@drawable/ic_homepage_battery"
+            android:icon="@drawable/ic_settings_battery"
             android:parentActivityName="Settings">
             <intent-filter android:priority="1">
                 <action android:name="android.intent.action.POWER_USAGE_SUMMARY" />