Setting up SELinux policy for statsd and stats service

Bug: 63757906
Test: manual testing conducted
Change-Id: Id03413ce82b5646d4bceddc59e16c7d5ee5bc193
diff --git a/private/service.te b/private/service.te
new file mode 100644
index 0000000..3fec882
--- /dev/null
+++ b/private/service.te
@@ -0,0 +1,2 @@
+type stats_service, service_manager_type;
+type statscompanion_service, system_server_service, service_manager_type;