Fix NPE in AnomalyDetectionReceiver.

Fixes: 172894032
Test: Settings robotests
Change-Id: I13c1419a43dabc106bc3de9fb5d774ff88b19db5

src/com/android/settings/fuelgauge/batterytip/AnomalyDetectionReceiver.java

@@ -41,6 +41,9 @@ public class AnomalyDetectionReceiver extends BroadcastReceiver {
                 + configKey + " subscriptionId = " + subscriptionId);
 
         final Bundle bundle = intent.getExtras();
+        if (bundle == null) {
+            return;
+        }
         bundle.putLong(KEY_ANOMALY_TIMESTAMP, System.currentTimeMillis());
 
         AnomalyDetectionJobService.scheduleAnomalyDetection(context, intent);