Add PermissionFlags field to DangerousPermissionState atom.

Bug:133401502

Change-Id: I0072ab374b85609636c1f32e55154badf7bf9dc0
Test: make statsd_testdrive && ./out/host/linux-x86/bin/statsd_testdrive 10050
diff --git a/cmds/statsd/src/atoms.proto b/cmds/statsd/src/atoms.proto
index f53ac1b..cda2891 100644
--- a/cmds/statsd/src/atoms.proto
+++ b/cmds/statsd/src/atoms.proto
@@ -6016,6 +6016,9 @@
 
     // If the permission is granted to the uid
     optional bool is_granted = 4;
+
+    // Permission flags as per android.content.pm.PermissionFlags
+    optional int32 permission_flags = 5;
 }
 
 /**