vendor: sepolicy, allow system read wakelocks

Change-Id: Id63af2c5cef94a2fd4c772f69b3d0bc4c5dc7d93
diff --git a/sepolicy/system_server.te b/sepolicy/system_server.te
index bb2de87..0b77dfc 100644
--- a/sepolicy/system_server.te
+++ b/sepolicy/system_server.te
@@ -1,2 +1,5 @@
 allow system_server storage_stub_file:dir { getattr };
 allow system_server adbtcp_prop:property_service set;
+
+#batterystats
+allow system_server debugsfs_wakelock:file { read open getattr };