Update Battery settings main page string (1/2)

- Update Battery usage preference summary string
 - Update Battery saver preference summary string
 - Update Adaptive preference column string
 Screenshot: https://screenshot.googleplex.com/6FVaoeHjTSFs2o6.png

Bug: 183689347
Test: make RunSettingsRoboTests -j40
Change-Id: I72c5ebb5d3fd189db7c40c645b8dab4367d154ba

tests/robotests/src/com/android/settings/fuelgauge/BatterySaverControllerTest.java

@@ -105,7 +105,8 @@ public class BatterySaverControllerTest {
                 Settings.Global.AUTOMATIC_POWER_SAVE_MODE,
                 PowerManager.POWER_SAVE_MODE_TRIGGER_DYNAMIC);
 
-        assertThat(mBatterySaverController.getSummary()).isEqualTo("Based on your routine");
+        assertThat(mBatterySaverController.getSummary()).
+                isEqualTo("Will turn on based on your routine");
     }
 
     @Test