[FakeUid] BatteryStats.getCustomMeasuredEnergiesMicroJoules()

Fake Uid.getCustomMeasuredEnergiesMicroJoules() for new BatteryStats API.

Bug: 179107328
Bug: 174818228

Test: atest FrameworksCoreTests:com.android.internal.os.BatteryStatsNoteTest
Test: atest FrameworksCoreTests:com.android.internal.power.MeasuredEnergyStatsTest
Change-Id: Id55d52cad6622289aa0f39cfdb24799cac393878

src/com/android/settings/fuelgauge/FakeUid.java

@@ -360,6 +360,11 @@ public class FakeUid extends Uid {
         return 0;
     }
 
+    @Override
+    public long[] getCustomMeasuredEnergiesMicroJoules() {
+        return null;
+    }
+
     @Override
     public long getMobileRadioApWakeupCount(int which) {
         return 0;