Sepolicy for added SystemSuspend HAL to ANR list.

Change-Id: Ib7b647d07c5432ed4cdb674f3c9642cfcb5c9d79
Bug: 135458700
Fixes: 135458700
Test: Trigger ANR dump (adb shell am hang).
grep through logcat for sepolicy denials.
diff --git a/private/system_server.te b/private/system_server.te
index 1626fab..f1704b5 100644
--- a/private/system_server.te
+++ b/private/system_server.te
@@ -288,6 +288,7 @@
   hal_power_stats_server
   hal_sensors_server
   hal_vr_server
+  system_suspend_server
 }:process { signal };
 
 # Use sockets received over binder from various services.