Allow NEXT_ALARM_CLOCK_CHANGED to launch manifest receivers

Bug 37452651
Test: manual

Change-Id: If74fe1baff956d8cd888fe40b521f2c0b852b3ee
diff --git a/services/core/java/com/android/server/AlarmManagerService.java b/services/core/java/com/android/server/AlarmManagerService.java
index 550774a..a378d02 100644
--- a/services/core/java/com/android/server/AlarmManagerService.java
+++ b/services/core/java/com/android/server/AlarmManagerService.java
@@ -115,7 +115,8 @@
 
     private static final Intent NEXT_ALARM_CLOCK_CHANGED_INTENT =
             new Intent(AlarmManager.ACTION_NEXT_ALARM_CLOCK_CHANGED)
-                    .addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING);
+                    .addFlags(Intent.FLAG_RECEIVER_REPLACE_PENDING
+                            | Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND);
 
     final LocalLog mLog = new LocalLog(TAG);