stable aidl Power HAL policy

Test: boot and dumpsys -l
Change-Id: I58022c9e0c24ba4e2d695acf63375c9f74c51b22
diff --git a/public/hal_power.te b/public/hal_power.te
index 028011a..2c80a51 100644
--- a/public/hal_power.te
+++ b/public/hal_power.te
@@ -3,3 +3,7 @@
 binder_call(hal_power_server, hal_power_client)
 
 hal_attribute_hwservice(hal_power, hal_power_hwservice)
+
+add_service(hal_power_server, hal_power_service)
+binder_call(hal_power_server, servicemanager)
+allow hal_power_client hal_power_service:service_manager find;